IGCSE /Grade 10
Maths MCQ Based On Area semicircles and quarter circles
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IGCSE Grade 10 Maths Area semicircles and quarter circles
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Take π as a common multiple and apply the formula of the sum of squares of natural numbers.
Sum = \\({n(n+1)(2n+1)}\\over6\\)
Use the formula of the area of a semi-circle.
Use the formula of area os semi-circle and quarter.
Count the number of semi-circles and quarters.
Area of quadrant = \\(1\\over4\\)π r2
\\(use\\ 314=\\frac{1}{4}\\pi\\ r^2\\)
\\(area\\ of\\ quarter=\\frac{1}{4}\\ the\\ of\\ area\\ of \\ circle\\)
radius is half of diameter, and radius of semicircle is same as radius of circle
area of semicircle is half of circle
\\(314=\\frac{1}{2}\\pi\\ r^2\\)
Lenght of the hypotenuse is equal to the diameter.
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