Question

13. Find the perimerter of the semicircale whose radius is 7 cm​

Answer 1

Answer:

Perimeter of Semicircle=πr

So radius=7 cm

Then perimeter=22/7×7 (π=22/7)

=22cm

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Answer 2

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▶▶▶It is 2πr/2 + 2r = πr +2r, as r =7 cm. Perimeter of semicircle = π *7 +2*7 cm. ▶▶▶▶▶▶▶▶

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