find circumference of the circle whose radii are:3.5cm
Answers
Answered by
0
Answer:
C=2πr...........
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Answered by
5
Answer:
Given radius of circle is r=3.5 cm
as we know that
Perimeter of circle with radius r is 2πr and area of circle is πr
2
So perimeter of circle is 2π(3.5)=
7
22
×7=22 cm
Area of circle is π(3.5)
2
=
7×4
22×7×7
=38.5 cm
2
Step-by-step explanation:
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