Math, asked by paranuel42, 1 year ago

please it's urgent, what angle does an arc 5.5cm long. subtend at the center of a diameter 7cm??

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Answered by pikachu1509

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Answered by tk7050312880

Answer: as we know formula of length of Arc =theta /360*2*πr

Given length of Arc =5.5 cm

Hence ,

5.5=2* 22/7*7/2 * theta /360 °

5.5=22* theta /360 °

5.5/22=theta /360°

55/220= theta /360°

1/4 = theta /360°

Theta = 360°*1/4

Theta = 90°

Step-by-step explanation:

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