Math, asked by shaurya18, 1 year ago

Solve 2nd question....

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Answers

Answered by NikhitaDreamer
1
Diameter=7cm
Radius =3. 5cm
Perimeter= πr+2r
= (22/7)×3.5 + 7
=11+7
=18cm.
Please correct me if I'm wrong

shaurya18: Which formula have you used.
NikhitaDreamer: Formula of the perimeter of a semicircle is πr without the base.... but a protractor has a base that is the diameter so the perimeter is πr+2r
shaurya18: Thank you.
NikhitaDreamer: Mark this as the brainliest answer
shaurya18: Ok
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