English, asked by Anonymous, 2 months ago

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Answers

Answered by alekhyapalaka1233

1

Explanation:

5.5cm is the perimeter of semi circle

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Answered by SnowyPríncess

0

Explanation:

Diameter of semicircular protractor is 7 cm. Find Its perimeter is :

Answer

2r=7⇒r= 7/2cm

AB+AB= 22/7×7/2+2

=18cm

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