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The perimeter of a sector of a circle of radius 5.2 cm is 16.4 cm.find the area of a circle.

Posted by John Dungdung 7 years, 2 months ago

CBSE > Class 10 > Mathematics

1 answers

Khushi Koshta 7 years, 2 months ago

area of sector = 1/2*l*r

= 1/2*6*5.2=3*5.2=15.6cm^2

perimeter-radius=length of arc

0Thank You

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