Question

From a circular sheet of radius 7cm, a circle of radius 3.5cm is removed. How much of the circular sheet is left? ( Use π=22/7) *​

Answer 1

Answer:

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Answer 2

Answer:

115.2

Step-by-step explanation:

Bigger circle - smaller circle = remaining part

Area of circle =πr² ; 22/7 x7 x7=154 cm²

Area of small circle = πr² ; 22/7x3.5x3.5=38.5

Bigger circle - smaller circle = remaining part

154-38.5=115.2

Thank you