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Scrat [10]
3 years ago
11

Please help me with question no.1 and 2. chapter ; circles​

Mathematics
1 answer:
mars1129 [50]3 years ago
4 0
1. Find the perimeter of the square then the circumference of the circle then subtract the circle from the square.
Area of square=length of side squared=9.8^2=96.04.
Area of circle=(pi*radius)^2=((22/7)*(9.8/2))^2

2. Area of circle=pi*r squared
38.5=((22/7)*r)^2
Solve for r
Square root of 38.5/(22/7))=r
calculate area using above formula
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