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OnlineEdumath

Year of Establishment
March, 2020

6
 Experienced Faculty

We mentor/educate/teach learners Mathematics online via Google Meet App. Our Certified, Resilient and Productive Mathematics Educators make teaching and learning Mathematics fun for learners. Communicate us to mentor your child/children to become a lover of Mathematics, and a Mathematician

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Our Updates

We are smart and clever!

By OnlineEdumath   |  5th November, 2024
“Mathematics is the most beautiful and most powerful creation of the human spirit.” Stefan Banach
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Welcome to Online Edumath

By OnlineEdumath   |  4th September, 2024
This is Online Edumath website created by Ogheneovo Daniel Ephivbotor. Online Edumath falls in EDUCATION line of business. You can visit us offline at our office located at : Lugbe, Federal...
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We are smart and clever!

By OnlineEdumath   |  3rd July, 2024
For enquiry on what we do and on our shared Mathematics Questions and Solution review, please communicate us via our WhatsApp contact: +2349076614992  We are kindly to respond to your question(s)/...
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Thank You, Sir Bill.

By OnlineEdumath   |  18th April, 2024
The Management and Educators of Online Edumath kindly appreciate your words of affirmation and encouragement, Sir Bill. We are grateful! We pledge to keep working hard as we mentor/educate our lea...
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We are smart and clever!

By OnlineEdumath   |  18th April, 2024
Online Edumath Educators and Learners are Super Smart and Amazingly, Very Clever. Communicate us to mentor/teach/educate your child/children Mathematics online at affordable tuition, helping them be...
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Mr. Daniel (Mathematics Educator)

By OnlineEdumath   |  26th August, 2023
Mr. Daniel is one of our Educators, He is a certified, hardworking, dedicated and passionate Mathematics Educator that aim at taking the sincere, profound knowledge of Mathematics to the comfort of...
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Mathematics Question and Solution

By OnlineEdumath   |  29th May, 2026
Calculating r, radius of the quarter circle.a = x+16a = (x+16) cm.b = 9+12b = 21 cm.Calculating x.12*(9+21) = 16*(x+(x+16))12*30 = 16*(2x+16)90 = 8x+64x = 26/8x = 13/4x = 3.25 cm.Recall.a = x+16And x...
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Mathematics Question and Solution

By OnlineEdumath   |  29th May, 2026
Sir Mike Ambrose is the author of the question.Calculating Area Yellow ÷ Area ABCD exactly as a single fraction.Let the bigger inscribed square be 2 units.BC = 1+2+x = (3+x) units.Calculating x.(3+x)...
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Mathematics Question and Solution

By OnlineEdumath   |  29th May, 2026
Calculating single side length of the square, ABCD.Let single side of the square be x.Notice;PB=¼(AB)=¼(x).Calculating single side length of square ABCD.It will be;Area triangle ADP with height x uni...
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Mathematics Question and Solution

By OnlineEdumath   |  29th May, 2026
Calculating Shaded Blue Area.a² = (3+5)²+x²a² = a²-64a = √(64+x²) cm.b = (8-x) cm.It implies;5 ~ 8(8-x) ~ √(64+x²)Cross Multiply.8(8-x) = 5√(64+x²)(64-8x)² = 25(64+x²)4096-1024x+64x² = 1600+25x²2496-...
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Mathematics Question and Solution

By OnlineEdumath   |  29th May, 2026
Calculating Length x.sina = 4/(4+1)a = asin(4/5)°b² = 1²+4²-2*1*4cos(asin(4/5))b = ⅕√(305) units.b = 3.49284983931 units.(3.49284983931/sin(asin(4/5))) = (4/sinc)c = asin(0.9161573349)c = 113.6293777...
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Mathematics Question and Solution

By OnlineEdumath   |  29th May, 2026
Calculating angle alpha.Let the side length of the ascribed square be 1 unit.Therefore, the side length of the inscribed green regular triangle 1 unit.a = 90-60°a = 30°b² = 2-2cos30b = 0.51763809021...
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Mathematics Question and Solution

By OnlineEdumath   |  29th May, 2026
Calculating the required inscribed area, area pink shaded triangle.Let a be the side length of the two equal inscribed lengths.r = 2+1r = 3 units.r is the radius of the ascribed half circle.b²+(a/2)²...
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Mathematics Question and Solution

By OnlineEdumath   |  29th May, 2026
Calculating the red length.Notice the green length is the diameter of the small circle.Length green = 2*2 = 4 units.Let a be the radius of the big circle.b = (4-a) units.c = 2+bc = 2+(4-a)c = (6-a) u...
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Mathematics Question and Solution

By OnlineEdumath   |  29th May, 2026
Calculating r, radius of the inscribed circle.Let the ascribed circle's radius be a.a = ½(b+b+8)a = (b+4) units.c = a-b-bc = (b+4)-b-bc = (4-b) units.Calculating b.a² = c²+4²(b+4)² = (4-b)²+4²b²+8b+1...
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Mathematics Question and Solution

By OnlineEdumath   |  29th May, 2026
Calculating x.tana = 3/1.5a = atan(2)°b = 3+1.5b = 4.5 units.c = 3+1+xc = (4+x) units.Calculating x.It implies;tan(atan(2)) = c/b2 = (4+x)/4.52 = (4+x)/(9/2)2 = 2(4+x)/918 = 8+2x10 = 2xx = 5 units.
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Mathematics Question and Solution

By OnlineEdumath   |  28th May, 2026
Let FO be r, radius of the ascribed circle.a²+r² = (2+3)²a = √(25-r²) units.b = a+rb = (r+√(25-r²)) units.c = r-ac = (r-√(25-r²)) units.Therefore;4*(2+3) = (r-√(25-r²))(r+√(25-r²))20 = r²-(25-r²)20 =...
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Mathematics Question and Solution

By OnlineEdumath   |  28th May, 2026
Calculating the red length.a² = 3²+4²a = √(25)a = 5 units.a is the hypotenuse of the ascribed right-angled triangle.tanb = 3/4b = atan(3/4)°tanc = 4/3c = atan(4/3)°Let d be the radius of the inscribe...
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Mathematics Question and Solution

By OnlineEdumath   |  28th May, 2026
Calculating Length x (AD).Let a be the diameter of the green inscribed circle.Therefore;x ~ a(b+x) ~ 2aCross Multiply.2ax = ab+ax2ax-ax = abax = abx = b units.Therefore, length x is;x*x = 9*4x² = 36x...
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Mathematics Question and Solution

By OnlineEdumath   |  27th May, 2026
Calculating Inscribed Square Area.Notice.The ascribed right-angled triangle is not drawn to scale.Let a be the side length of the inscribed square.Calculating Area Inscribed Square.tanb = 3√(3)/(9√(3...
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Mathematics Question and Solution

By OnlineEdumath   |  27th May, 2026
Calculating x.Notice.The angle formed at the meet point (vertex) of length 4 units and x units is equal the angle formed at the meet point (vertex) 9 units and x units.It implies, two similar plane s...
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Mathematics Question and Solution

By OnlineEdumath   |  26th May, 2026
Calculating Shaded Fraction.Let the bigger inscribed semi circle radius be 2 units.Let the big inscribed semi circle radius be r.Let the inscribed circle radius be q.Calculating r.(2+r)² = 2²+(4-r)²4...
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Mathematics Question and Solution

By OnlineEdumath   |  25th May, 2026
Calculating Length EF.Let FC = x.Let CE = y.Therefore;5+x = y+4x = y-1 --- (1).Notice;Triangle AEF is similar to triangleEFC.It implies;5+x ~ y    4 ~ xCross Multiply.x²+5x = 4y --- (2).Substituting...
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Mathematics Question and Solution

By OnlineEdumath   |  25th May, 2026
Calculating Theta.Let it be x Let 1 units be the side length of the square.tan15 = b/1b = tan15 units.b = 0.26794919243 units.b is length AF.a+b = 1a = 1-ba = 1-0.26794919243a = 0.73205080757 units.a...
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Mathematics Question and Solution

By OnlineEdumath   |  24th May, 2026
Calculating x/y please.Notice.The side length of the regular decagon and regular pentagon are equal.Let 2 units be the side length of the regular decagon.Calculating x.a = ⅒*180(10-2)a = 144°a is the...
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Mathematics Question and Solution

By OnlineEdumath   |  23rd May, 2026
Calculating R, radius of the circle.a = (R-6) units.b = (6+R) units.It implies;b*a = 3*7(6+R)(R-6) = 216R-36+R²-6R = 21R²-36 = 21R² = 21+36R² = 57R = √(57) units.R = 7.54983443527 units.
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Mathematics Question and Solution

By OnlineEdumath   |  23rd May, 2026
Notice.R-r = 10 cm.It implies;R = (10+r) cm.R is the side length of the ascribed square.Calculating length AB.a = R-ra = 10 cm.b = ½(R) units.It implies;R² = 10²+(½(R))²R²-¼(R²) = 100¼(3R²) = 1003R²...
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Mathematics Question and Solution

By OnlineEdumath   |  22nd May, 2026
Calculating Length Red.Notice.Radius of the half circle is 5 units.a = (5-x) units.Calculating x.5² = 3²+(5-x)²16 = 25-10x+x²x²-10x+9 = 0Therefore;x ≠ 9 units.x = 1 unit.Recall.a = 5-xAnd x = 1 unit....
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Mathematics Question and Solution

By OnlineEdumath   |  22nd May, 2026
Calculating Length QO.Let R be the bigger inscribed circle radius.Let r be the smaller inscribed circle radius.It implies;R+r = 6√(3)-6 = 4.4 units.R+r = 4.4 -----(1).And the radius of the ascribed s...
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Mathematics Question and Solution

By OnlineEdumath   |  21st May, 2026
Sir Mike Ambrose is the author of the question.Let a be the equal lengths inscribing triangle ABC.Calculating a.½(a)² = 15a = √(30) units.b = 180-60-45b = 75°b is angle BAC.c = 180-2bc = 30°d² = 2√(3...
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Mathematics Question and Solution

By OnlineEdumath   |  20th May, 2026
Calculating Length x.a = ½(6)a = 3 units.a is the radius of the circle.b = (5-c) units.6² = d²+(5-c)²d² = 36-(25-10c+c²)d = √(11+10c-c²) units.e = ½(d)e = ½√(11+10c-c²) units.f = (3-c) units.Calculat...
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Mathematics Question and Solution

By OnlineEdumath   |  19th May, 2026
Sir Mike Ambrose is the author of the question. a = ⅛*180(8-2)a = 135°a is the single interior angle of the regular octagon.2² = 2b²b = √(2) units.c = 2+bc = (2+√(2)) units.tand = (2+√(2))/2d = atan(...
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Mathematics Question and Solution

By OnlineEdumath   |  18th May, 2026
Sir Mike Ambrose is the author of the question.Let CD = 1 units.It implies;DE = 1 units.AD = 2 units.AE = 2 units.1² = 2²+2²-2*2*2cosa1 = 8-8cosacosa = 7/8a = acos(⅞)°b = ½(180-acos(⅞))b = (90-0.5aco...
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Mathematics Question and Solution

By OnlineEdumath   |  17th May, 2026
Calculating angle a.Let the length of the ascribed rectangle be 2 units.Therefore it's width is 1 unit.b² = 2²+1²b = √(5) units.b is the diagonal of the ascribed rectangle.tanc = 1/2c = atan(½)°tand...
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Mathematics Question and Solution

By OnlineEdumath   |  16th May, 2026
Sir Mike Ambrose is the author of the question.Calculating Shaded Area ÷ Circle Area exactly in decimal.Let the side length of the equilateral triangle be 2 units.Calculating r, radius of the circle....
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Mathematics Question and Solution

By OnlineEdumath   |  15th May, 2026
Calculating Blue Shaded Area.Blue shaded triangle area is;4tan(sin–¹(1÷3))= √(2) square units.
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Mathematics Question and Solution

By OnlineEdumath   |  14th May, 2026
Exact enclosed area R.It is;Area sector with radius 2 units and angle (90-2tan–¹(½)) - Area sector with radius 1 unit and angle (180-4tan–¹(½)) + Area isosceles triangle with two equal lengths 1 unit...
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Mathematics Question and Solution

By OnlineEdumath   |  13th May, 2026
Calculating Green Area : Red Area.Let x be the red square side length.Let 2 units be the green square red length.Area green is;2²= 4 square units.Calculating x.a = (2-x) units.b = 90-60b = 30°tan30 =...
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Mathematics Question and Solution

By OnlineEdumath   |  12th May, 2026
Calculating Angle x.Let 2 units be the radius of the ascribed quarter circle and a be the radius of the inscribed circle.Calculating a.b = (2-a) units.It implies;2a² = (2-a)²2a² = 4-4a+a²a²+4a-4 = 0(...
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Mathematics Question and Solution

By OnlineEdumath   |  11th May, 2026
Calculating Length EF.Let x be EC = CH, radius of the small inscribed circle.a = (20-x) cm.tanb = 10/20b = atan(½)°c = ½(90-2atan(½))c = ½(atan(2)-atan(½))c = 18.4349488229°Calculating x, radius of t...
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Mathematics Question and Solution

By OnlineEdumath   |  10th May, 2026
Calculating Area Green Inscribed Square.Let x be the side length of the green square.a² =2x²a = √(2)x units.a is the radius of the ascribed half circle.b² = (√(2)x)²+x²b² = 2x²+x²b = √(3)x units.c =...
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Mathematics Question and Solution

By OnlineEdumath   |  9th May, 2026
Calculating radius of the largest half circle and area yellow.a = 2+3a = 5 units.b²+3² = 5²b = √(16)b = 4 units.c = 2+b+3c = 2+4+3c = 9 units.Where c is the length or base of the rectangle.d = ½(c)d...
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Mathematics Question and Solution

By OnlineEdumath   |  8th May, 2026
Calculating Area Green.Notice.The opposite angles are congruent.Let them be x each.a = (360-x)°Calculating x.½(a) = x½(360-x) = x360-x = 2x3x = 360x = 120°b² = 9²+6²-2*9*6cos120b = 3√(19) units b = 1...
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Mathematics Question and Solution

By OnlineEdumath   |  7th May, 2026
Notice.Three Congruent Half Circles With Area 72 cm² Each.Calculating Area Blue.Calculating r, Radius of the half circle.½(22/7)r² = 72Where π = 22/7(11/7)r² = 7211r² = 504r = √(504/11)r = 6.76891289...
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Mathematics Question and Solution

By OnlineEdumath   |  6th May, 2026
Calculating Area Blue.Blue area is;Area circle of radius 3cm - 2(area circle of radius 1cm) + area rectangle with length 6cm and width 4cm - 2(area square with single side length 1cm) - area circle o...
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Mathematics Question and Solution

By OnlineEdumath   |  5th May, 2026
Calculating Angle x.Let the single side length of the regular pentagon be 4 units.Therefore angle x degree will be;sinx = (2/4)sinx = ½Therefore;x = sin–¹(½)x = 30°
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Mathematics Question and Solution

By OnlineEdumath   |  4th May, 2026
Calculating Blue Area.Notice;Single interior angle of a regular polygon with 6 sides (regular hexagon) is 120°.The formula to get it is;(180°(n-2))/n.Where n is the side number of the regular polygon...
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Mathematics Question and Solution

By OnlineEdumath   |  3rd May, 2026
Calculating radius of the quarter circle.Let x be the radius of the ascribed quarter circle.a = ½(360-90)a = ½(270)a = 135°b² = 4²+8²-2*4*8cos135b = 11.1917306077 units.Therefore calculating x.2x² =...
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Mathematics Question and Solution

By OnlineEdumath   |  2nd May, 2026
Calculating Radius of the inscribed blue circle.Let R be radius of the quarter circle.Let r be radius of the inscribed circle.R is;√(3²+4²)R=√(25)R= 5 units.Again, R is the radius of the ascribed qua...
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Mathematics Question and Solution

By OnlineEdumath   |  1st May, 2026
Calculating Area yellow circle : Area red semi circle.Let the radius of the bigger circle be 2 unit.Therefore the radius of the smaller circle will be;½(2)=1 unit.Let the radius of the semi circle be...
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Class with Prince, year 5 pupil.

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Class with Ellis, year 2 pupil.

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Class with Ellis, year 2 pupil.

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Class with Ellis, year 2 pupil.

media video Mathematics and Science

Mathematics and Science

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Identifying Prime Numbers

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Quadratic Equation Using Formula

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Constructing and Bisecting Lines and Angles

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Math Story

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Mathematics is not difficult, it is a language

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Comparing Numbers

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Place Value

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Telling Time

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Young Sheldon

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Young Sheldon

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Young Sheldon

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Student Bullied For Being Dumb, Turns Out He's Genius Neurosurgeon

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Maths at The Mela

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Math Story

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The Map of Mathematics

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Mathematics Knowledge

Learner's Feedback/Testimonial


Sir, my first term Mathematics result, I scored 99% and got first position

Ogheneruno

Ogheneruno

Online Edumath

Learner's Feedback/Testimonial


Sir, I was the third best pupil in class out of 30 pupils at the end of Autumn assessment

Prince

Prince

Online Edumath

Learner's Feedback/Testimonial


I was awarded Century Champion Award certificate as a celebrated Century Champion for completing my Century Work in Mathematics in my School

Oghosa

Oghosa

Online Edumath

Learner's Feedback/Testimonial


My Math Teacher in school do sometimes administer year 6 Math assessment to me, a year 5 pupil, and I often score 100%

Adesuwa

Adesuwa

Online Edumath

Learner's Feedback/Testimonial

I got Bronze Certificate representing my School in the junior (year 7 and 8) Mathematics Challenge Competition, 2023 organized by United Kingdom Mathematics Trust. Oghosa is in year 7

Oghosa

Oghosa

Online Edumath

Learner's Feedback/Testimonial


Sir, I got A+, the highest score in my final summer Mathematics assessment score in my class.

Adesuwa

Adesuwa

Online Edumath

Learner's Feedback/Testimonial

I scored 92% in Mathematics in my third term final Mathematics Examination assessment, Sir.

Ogheneruemu

Ogheneruemu

Online Edumath

Learner's Feedback/Testimonial

Sir, I got A+, the highest score in my final summer Mathematics assessment score in my class.

Oghosa

Oghosa

Online Edumath

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