find the half perimeter of a circle with radius 7cm
Answers
Answered by
1
Answer:
43.98cm
Step-by-step explanation:
c = 2πr = 2 x π x 7 = 43.9823cm
Answered by
0
Answer:
36 cm
Step-by-step explanation:
perimeter of a circle is 2πr
=1/2 X2πr
r=radius
=1/2 X2πr+2r
=22/7 X 7+2 X 7
=22+14
=36 cm
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