try to solve this_______ ;)
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Step-by-step explanation:
diameter=2.8
so to find the perimeter we have to multiply 2.8×1/2×π
=28/10×1/2×22/7
=4.4 (ans)
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Answer:
Given,
Diametre=2.8 cm
Radius= 2.8/2
= 1.4 cm
Length of circle= Circumference(2.pie.r)
Length of half circle= (2.pie.r)/2
= (2×3.1416×1.4)/2
= 4.39824 cm
ANS..
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