By OnlineEdumath   |  28th July, 2025
Calculating Area Blue. Let a be the side length of the ascribed quarter circle. tan30 = 2/b b = 2√(3) units. c = (a-2) units. d = (2√(3)+½(a)) d = ½(4√(3)+a) units. Calculating a. (a-2)² = (½(...
By OnlineEdumath   |  27th July, 2025
Calculating Area Yellow, Area of The Inscribed Half Circle. 4r+3r = 4*3 7r = 12 r = ⅐(12) units. r is the radius of the inscribed yellow half circle. Area Yellow Inscribed Half Circle is;...
By OnlineEdumath   |  27th July, 2025
Calculating Area Green. sin30 = a/12 a = 6 units. b²+6² = 12². b = √(144-36) b √(108) b = 6√(3) units. sin60 = c/12 c = 6√(3) units. d² = 12²-(6√(3))² d = √(144-108) d = √(36) d = 6 units. The...
By OnlineEdumath   |  26th July, 2025
Calculating Shaded Green Area. sin30 = a/2 a = 1 unit. (a')²+1² = 2² a' = √(4-1) a' = √(3) units. a'' = 2a' a'' = 2√(3) units. a'' is the side length of the inscribed regular triangle. b² = 2²+2...
By OnlineEdumath   |  26th July, 2025
Calculating Length x. x ~ ½(2) (2+7) ~ x Cross Multiply. x² = 9 x = √(9) x = 3 units.
By OnlineEdumath   |  26th July, 2025
Calculating Area Blue Triangle. a² = 2(2)² a = 2√(2) units. a is the diagonal of a square. b = ½(180-30) b = 75° c = b-45 c = 75-45 c = 30° sin30 = d/a ½ = d/(2√(2)) d = √(2) units. d is the bas...
By OnlineEdumath   |  25th July, 2025
Calculating r/R. Let let the ascribed square side length be 2 units. Calculating R. a = ½(2) a = 1 unit. b = (2-R) units. Therefore; (2-R)² = R²+1 4-4R+R² = R²+1 4-1 = 4R R = ¾...
By OnlineEdumath   |  25th July, 2025
Calculating Shaded Fraction. Let the ascribed square side length be 5 units. a = 1 unit. a is the side length of the big inscribed yellow square. b = ½(5-a) b = ½(5-1) b = 2 units. b is the side l...
By OnlineEdumath   |  24th July, 2025
Calculating the required angle. Let it be x. a = ⅑*180(9-2) a = 20*7 a = 140° a is the single interior angle of the regular nonagon. b = ½(140)-65 b = 5° c = ½(180(5-2)-3(140)) c = ½(540-420) c...
By OnlineEdumath   |  24th July, 2025
Calculating Length x. Let a be the side length of the blue square. b² = 2a² b = √(2)a units. b is the diagonal of the blue square. It implies; x ~ 3 √(2)a ~ a Cross Multiply. a...
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