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if diameter of semicircle protractor 14cm.than find perimeter.

Posted by Thota Dushyanth 5 years, 4 months ago

CBSE > Class 10 > Mathematics

1 answers

Yogita Ingle 5 years, 4 months ago

Diameter of semicircular protractor = 14 cm

Radius = 7 cm

Perimeter = 2πr/2 + 2r = πr + 2r

= π (7) + 2 (7)

= 22x 7/7 + 14

= 22 + 14

= 36 cm

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