ICSE /Class 7
Maths MCQ Based On Revision of perimeter and idea of circumference of circle
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ICSE Class 7 Maths Revision of perimeter and idea of circumference of circle
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Perimeter of square of side 22 cm = Perimeter of circle of radius r
Use the formula of perimeter of a square.
\\(C=\\pi d, \\pi = 3.14159 > 3\\)
Use the formula for the circumference of the circle.
\\(1 hectare = 10,000 m^{2}\\)
\\(AREA(triangle)=\\frac{1}{2}\\times (b\\times h), AREA(parallelogram)=(b\\times h)\\)
Find radius first
\\(\\frac{d}{2\\pi r}\\) where d=2r
Use the formula of circumference of the circle.
Area of cemented path = Area of outer rectangle – Area of swimming pool
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