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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

A Kind And humble Call For Your Donation/Contribution/Support/Assistance Financi...

By OnlineEdumath   |  20th August, 2025
“Hello! As a valued supporter of our cause, we kindly, nicely ask for your donation/contribution/support/assistance financially to help us purchase subscription plan to keep our website active as w...
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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   |  1st February, 2026
Sir Mike Ambrose is the author of the question.Side length of the square is;Let it be x.x = √((16*34)-144)x = √(400)x = 20 cm.Therefore;Area Orange exactly in decimal cm² is;Half area square with sid...
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Mathematics Question and Solution

By OnlineEdumath   |  31st January, 2026
Calculating Area Rectangle.Let BC be x.a²+x² = 15²a² = 225-x²a = √(225-x²) units.a is CD.15 ~ x5 ~ bCross Multiply.b = x/3 units.15 ~ √(225-x²)5 ~ cCross Multiply.c = ⅓√(225-x²) units.d = x+bd = x+(x...
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Mathematics Question and Solution

By OnlineEdumath   |  31st January, 2026
Sir Mike Ambrose is the author of the question.Calculating Shaded Area ÷ Green Area to 2 decimal places.Let the side of the regular pentagon be 1 unit.a = 108-90a = 18°b = 180-108-18b = 54°(1/sin54)...
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Mathematics Question and Solution

By OnlineEdumath   |  30th January, 2026
Calculating Area Green ÷ Area Red.Let 2 units be the length of the ascribed rectangle.Let x be the radius of the green inscribed circle.Let y be the radius of the red inscribed half circle.Notice.a =...
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Mathematics Question and Solution

By OnlineEdumath   |  29th January, 2026
Calculating x (AD) the diameter of the half circle.a² = 2²+11²+2*2*11cosya² = 125+44cosy --- (1).a² = x²+7²-2*7*xcosya² = x²+49-14xcosy --- (2).Where a is AC.cosy = 7/x --- (3).Equating (1) and (2).1...
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Mathematics Question and Solution

By OnlineEdumath   |  29th January, 2026
Calculating x, angle CED.Notice.AB = DE, and BC = CD.Let BC = CD = 1 unit.a = 180-100a =. 80°a is angle ACB.b = 180-65-ab = 180-145b = 35°b is angle BAC.(c/sin80) = (1/sin35)c = 1.71695992129 units.c...
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Mathematics Question and Solution

By OnlineEdumath   |  28th January, 2026
Calculating length AB.a² = 6²+4²-2*4*6cos60a² = 52-24a = √(28) units.a = 2√(7) units.a is BD.(√(28)/sin60) = (4/sinb)b = 40.8933946491°b is angle CBD.c = 60-bc = 19.1066053509°c is angle ABD.d = 180-...
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Mathematics Question and Solution

By OnlineEdumath   |  27th January, 2026
Calculating Area Yellow.a = ½(180-30)a = 75°2² = b²+1²b² = 4-1b = √(3) units.Yellow Area is;2(Area triangle with height √(3) units and base 1 unit + Area sector with radius 2 units and angle 60° - Ar...
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Mathematics Question and Solution

By OnlineEdumath   |  27th January, 2026
Calculating length AD.Let AD be x.Let alpha be y.Notice.AB = CD = 6 cm.a = (x+6) cm.tany = x/6 --- (1).tan(2y) = 6/(x+6) (2tany)/(1-tan²y) = 6/(x+6) --- (3).Calculating x.Substituting (1) in (3).(2ta...
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Mathematics Question and Solution

By OnlineEdumath   |  26th January, 2026
Calculating (length Blue + length red)/(length yellow).Let r be the radius of the circle.Calculating r.πr² = 144πr² = 144r = 12 cm.a = 2ra = 24 cm.a is the diameter of the circle.Let b be the blue le...
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Mathematics Question and Solution

By OnlineEdumath   |  25th January, 2026
Calculating length FB.Notice.Triangle BCF is equilateral.It Implies;Let FB = CB = FC = x.(17/sin60) = (15/sina)sina = (15sin60)/17a = 49.8305486955°a is angle BFD.b = 180-60-ab = 70.1694513045°Theref...
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Mathematics Question and Solution

By OnlineEdumath   |  24th January, 2026
Calculating Blue Area.a = ½(2)a = 1 unit.a is the radius of the inscribed half circle.tanb = 2/1b = atan(2)°c = 2bc = 2atan(2)°d = 180-cd = 2atan(0.5)°Blue Area is;Area sector with with radius 1 unit...
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Mathematics Question and Solution

By OnlineEdumath   |  23rd January, 2026
Sir Mike Ambrose is the author of the question.Let the side length of the square be 2 units.Therefore area ABD (equilateral triangle) is;Area triangle with height 2 unit and base (2sin60) units.= ½*2...
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Mathematics Question and Solution

By OnlineEdumath   |  22nd January, 2026
Sir Mike Ambrose is the author of the question.Let the single side length of the square be 2 units.Therefore;Area Square is;2²= 4 square units.Area Green is;Area triangle with height √(3) units and b...
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Mathematics Question and Solution

By OnlineEdumath   |  21st January, 2026
Calculating r, radius of the circle.a = 5+6a = 11 units.b = ½(a) b = 5.5 units.c = 180-60c = 120°It implies;d² = 3²+6²-2*3*6cos60d² = 45-18d = √(27)d = 3√(3) units.((3√(3))/sin60) = (6/sine)e = 90°f²...
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Mathematics Question and Solution

By OnlineEdumath   |  20th January, 2026
Calculating d, the diameter of the circle.Let r be the radius of the circle.a*4 = 2*22a = 11 units.b = 22+2b = 24 units.c = ½(b)c = 12 units.d = ½(11+4)-4d = 7.5-4d = 3.5 units.Radius r of the circle...
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Mathematics Question and Solution

By OnlineEdumath   |  19th January, 2026
Calculating x.Let AD = y.x² = y²+32²-2*32*ycosax² = y²+1024-64ycosa --- (1).x² = y²+17²-2*17*ycosax² = y²+289+34ycosa --- (2).Calculating y.Equating (1) and (2).y²+1024-64ycosa = y²+289+34ycosa1024-6...
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Mathematics Question and Solution

By OnlineEdumath   |  18th January, 2026
Calculating Yellow Area.Let AB = BC = aLet BD = bIt implies;a² = b²+7²+2*7*bcosxa² = b²+49+14bcosx --- (1).a² = b²+25²-2*25*bcosxa² = b²+625-50bcosx --- (2).cosx = b/25 --- (3).Equating (1) and (2).b...
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Mathematics Question and Solution

By OnlineEdumath   |  17th January, 2026
Sir Mike Ambrose is the author of the question.Area S, exactly in square units is;Area triangle with height 2 units and base (2sin120) units + Area triangle with height 2 units and base 2√(2) units -...
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Mathematics Question and Solution

By OnlineEdumath   |  16th January, 2026
Calculating b/a.Let x be the side length of the square.Therefore;a+b = x c² = 15²+8²c² = 225+64c = √(289)c = 17 units.d²+x² = 17²d = √(289-x²) units.e = x-de = (x-√(289-x²)) units.b²+x² = 15²b = √(22...
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Mathematics Question and Solution

By OnlineEdumath   |  15th January, 2026
Sir Mike Ambrose is the author of the question.Calculating Area Orange.yB = 6Area OABC = 161/5 square units.Let xB be a.Calculating g, gradient of length AB.(y2-y1)/(x2-x1) = gg = (6-4)/(a-0)g = 2/aT...
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Mathematics Question and Solution

By OnlineEdumath   |  14th January, 2026
Calculating x, length AD.Let AB = AC = a.cosb = x/32 --- (1).a² = 32²+x²-2*32*xcosba² = 1024+x²-64xcosb --- (2).a² = 23²+x²+2*23*xcosba² = 529+x²+46xcosb --- (3).Equating (2) and (3).1024+x²-64xcosb...
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Mathematics Question and Solution

By OnlineEdumath   |  13th January, 2026
Calculating r, radius of the half circle.a = 2r units.a is the diameter of the half circle.b = ½(2r-4)b = (r-2) units.c²+(r-2)² = (4√(3))²c²+r²-4r+4 = 48c² = 44+4r-r²c = √(44+4r-r²) units.d = (r-4) u...
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Mathematics Question and Solution

By OnlineEdumath   |  12th January, 2026
Calculating the required red rectangle area.a = √(4) = 2 units.b = √(16) = 4 units.c = √(9) = 3 units.d = a+bd = 2+4d = 6 units.e = b-ae = 4-2e = 2 units.f² = 6²+2²f = √(40)f = 2√(10) units.f is the...
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Mathematics Question and Solution

By OnlineEdumath   |  11th January, 2026
Sir Mike Ambrose is the author of the question.Area blue exactly is square units decimal form is;½(Area triangle with height (2√(2)+2√(2+√(3))) units and base 12.9282032303sin75 units - Area triangle...
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Mathematics Question and Solution

By OnlineEdumath   |  10th January, 2026
Calculating Blue Area, Square.Let x be the side length of the blue square.a = (x+2) units.a is the diameter of the circle.b = ½(a)b = ½(x+2) units.b is the radius of the circle.c = ½(x-2) units.d = ½...
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Mathematics Question and Solution

By OnlineEdumath   |  9th January, 2026
Calculating R, radius of the circle.Let theta be x.x+x+x = 360x = 120°a² = 6²+5²-2*5*6cos120a² = 61+30a = √(91) units.(√(91)/sin120) = (6/sinb)b = 33.0044915989°c² = 5²+15²-2*5*15cos120c² = 250+75c =...
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Mathematics Question and Solution

By OnlineEdumath   |  8th January, 2026
Calculating Alpha, let it be x.Let the equal lengths be 1 unit each.a = 180-30-40a= 110°(1/sin30) = (b/sin40)b = 2sin40b = 1.28557521937 units.c² = 1.28557521937²+1²-2*1.28557521937*1cos30c = 0.65270...
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Mathematics Question and Solution

By OnlineEdumath   |  7th January, 2026
Calculating Area Triangle AED.Let x be CD.Figuring an equilateral triangle OCD considering the strategic given two equal angles, 60°.a = (x-8) units.a is DE.b = (x-10) units.b is OA.cos60 = c/8c = 4...
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Mathematics Question and Solution

By OnlineEdumath   |  6th January, 2026
Calculating Area Blue Square.a = ½(8)a = 4 units.b² = 4²+2²b² = 20b = 2√(5) units.b is the side length of the white inscribed square.c² = 4²+8²c² = 80c = 4√(5) units.c is 2b.Therefore, blue square ar...
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Mathematics Question and Solution

By OnlineEdumath   |  5th January, 2026
Calculating Green Area.a = ½(3+3+2)a = 4 units.a is the radius of the ascribed half circle.b²+x² = 4²b = √(16-x²) units.Where x is the radius of the green half circle.c = ½(3)c = 1.5 units.d = 3+1.5-...
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Mathematics Question and Solution

By OnlineEdumath   |  4th January, 2026
Sir Mike Ambrose is the author of the question.Calculating Area Gold.Area Gold exactly in square cm decimal form is;Area trapezium with two parallel side 6√(13) cm and 14.9769052981 cm, and height 11...
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Mathematics Question and Solution

By OnlineEdumath   |  3rd January, 2026
Calculating Blue Area.Let x be the side length of the blue square.a² = 7²+24²a = √(7²+24²)a = 25 units.b = a+7b = 25+7b = 32 units.c² = b²+24²c = √(32²+24²)c = 40 units.d = ½(c)d = 20 units.d is the...
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Mathematics Question and Solution

By OnlineEdumath   |  2nd January, 2026
Calculating Area Green.Let x be the radius of the half circle.a = ½(8)a = 4 units.x = (4+b) units.Recall, x is the radius of the half circle.c²+4² = (4+b)²c² = 8b+b²c = √(8b+b²) units.d = 2cd = 2√(8b...
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Mathematics Question and Solution

By OnlineEdumath   |  1st January, 2026
Calculating Area Red.Let x be the side length of the ascribed square.a = 2+3a = 5 units.b²+5² = x²b = √(x²-25) units.Calculating x.cosc = √(x²-25)/x --- (1).cosc = 3/x --- (2).Equating (1) and (2).√(...
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Mathematics Question and Solution

By OnlineEdumath   |  31st December, 2025
Calculating Area Green.a = 4+6a = 10 units.a is the diameter of the ascribed half circle.b = ½(a)b = 5 units.b is the radius of the ascribed half circle.c = 5-4c = 1 unit.Let x be the radius of the i...
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Mathematics Question and Solution

By OnlineEdumath   |  30th December, 2025
Calculating Shaded Blue Area.Let x be the radius of the inscribed circle.a = (12+x) units.a is the height of the ascribed triangle.b = (18+x) units.b is the base of the ascribed triangle.c = 12+18c =...
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Mathematics Question and Solution

By OnlineEdumath   |  29th December, 2025
Calculating Area Red.a = 1+(161/9)+(10/9)a= 1+(171/9)a = 1+19a = 20 units.a is the diameter of the ascribed circle.b = ½(a)b = 10 units.b is the radius of the ascribed circle.Let x be the radius of t...
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Mathematics Question and Solution

By OnlineEdumath   |  29th December, 2025
Sir Mike Ambrose is the author of the question.Shaded area coordinates are;Coordinate X is;X(½, (9/4))Coordinate Y is;Y((-3/2), (17/4))Coordinate Z is;Z((5/2), (33/4))Therefore shaded area exactly in...
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Mathematics Question and Solution

By OnlineEdumath   |  28th December, 2025
Calculating Area of the yellow Hexagon.Let x be the side length of the hexagon.a²+3² = x²a = √(x²-9) cm.b² = 2x²-2x²cos120b = √(3x²)b = √(3)x cm.It implies;Calculating x.sinc = √(x²-9)/x --- (1).sinc...
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Mathematics Question and Solution

By OnlineEdumath   |  28th December, 2025
Calculating the blue shaded area.Let x be the radius of the half circle.a = (x-2) cm.Calculating x.It implies;x² = 4²+(x-2)²x² = 16+x²-4x+44x = 20x = 5 cm.Again, x is the radius of the half circle.O...
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Mathematics Question and Solution

By OnlineEdumath   |  27th December, 2025
Sir Mike Ambrose is the author of the question.a² = 10²+16²-2*10*16cos120a = 2√(129) units.Where a is length AC.(3√(129)/sin120) = (16/sinb)b = 37.58908946897°c = 90-bc = 52.41091053103° d = 60-bd =...
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Mathematics Question and Solution

By OnlineEdumath   |  26th December, 2025
Calculating x.8 = 2³It implies;2^(3x)+2^(x) =130Let 2^(x) = p.p³+p = 130130 = 1*2*5*13It implies;p = 5Calculating x.Recall.p = 2^(x) And p = 55 = 2^(x)log5 = xlog2x = (log5)/(log2)x = 2.32192809489
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Class with Ellis, year 2 pupil.

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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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Mathematics is not difficult, it is a language

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Comparing Numbers

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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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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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