Math, asked by mangalvsarode, 9 months ago

if the area of minor sector is 392.5 sq. cm and the corresponding central anh​

Answers

Answered by Anonymous
2

Answer:

Solution.

Area of sector = π(r)^2* θ/360°

=> 3.14 (r)^2 *72/360 = 392.5

=> 0.628 (r)^2 = 392.5

=> r^2 = 625

=> r = 25

so,radius = 25cm

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