if the perimeter of semi circular protractor is 108cm then find diameter of the protractor
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Answered by
5
circumference of a semi circle is pie*r
pie*r=108cm
r=108÷(22÷7)
r=108*7÷22
r=34.36
so d=68.72cm
pie*r=108cm
r=108÷(22÷7)
r=108*7÷22
r=34.36
so d=68.72cm
kanakpatidar44p3bkee:
Yes this answer is right
Answered by
1
perimeter=108
area of semicircle
ans =34
so d=68
area of semicircle
ans =34
so d=68
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