By OnlineEdumath   |  26th January, 2024
Notice. Rectangle width is 4 units. a = 4-1 a = 3 units. tanb = ½ b = atan(⅓)° c = 2b c = 2atan(⅓)° d = 90-c d = (90-2atan(⅓))° tan(½d) = 2/e tan(0.5(90-2atan(⅓))) = 2/e e = 2/tan(0.5(90-2atan(⅓...
By OnlineEdumath   |  26th January, 2024
Above is screenshot of teaching and learning activities with Adesuwa. She is one of Online Edumath learners, hardworking, resilient and an amazing year 6 Mathematician. The Management and Educators...
By OnlineEdumath   |  25th January, 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...
By OnlineEdumath   |  25th January, 2024
(2√(2)/sin135) = (√(2)/sina) a = 20.70481105464° b = 180-20.70481105464-135 b = 24.29518894536° (c/sin24.29518894536) = (2√(2)/sin135) c = 1.64575131106 units. Where c is the height of the yellow...
By OnlineEdumath   |  25th January, 2024
Red Area is; 7(area square with side 1 unit) - Area triangle with base 1 unit and height 4 units - Area square with side 1 unit - Area triangle with height and base 1 unit respectively. = 7(1*1) -...
By OnlineEdumath   |  25th January, 2024
Let the radius of the inscribed yellow half circle be x. Calculating x. a = tan(3/4)° a is angle ABC. b = tan(4/3)° b is angle BAC. sin(atan(3/4)) = x/c c = (5x/3) c is OB. sin(a...
By OnlineEdumath   |  24th January, 2024
Let the inscribed blue square side length be x. It implies; Considering side lengths of similar right-angled triangle. 2 - x x - 6 Therefore; (2/x) = (x/6) Cross Multiply. x² = 12 Area Blue = 1...
By OnlineEdumath   |  23rd January, 2024
Let the side of the green square be x. Therefore; x/(tan(atan¾)) + x + x/(tan(atan(4/3))) = 5 ⅓(4x) + x + ¼(3x) = 5 16x + 12x + 9x = 60 37x = 60 x = (60/37) units It implies; Area squ...
By OnlineEdumath   |  23rd January, 2024
Let the three equal lengths be 1 unit. it implies; AB = BD = DE = 1 unit. a² = 1²+1²-2*1*1cos100 a = 1.5320888862 units a is AD. c = ½(180-100) c = 40° c is angle ADB. d = 180-40-40...
By OnlineEdumath   |  21st January, 2024
r, radius of the quarter circle is; r = 8+6 r = 14 units. a = 180-60 a = 120° It implies; Calculating x, observing Cosine Rule. 14² = 6²+x²-2*6*xcos120 196 = 36+x²+6x x²+6x-160 = 0...
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