Math, asked by Radhasuresh2007, 2 months ago

Find the circumference of the circles with the following radius:(take)
$\pi = 22 \div 7$
a)14cm
b)28mm
c)21cm

Answers

Answered by guptajitendrabca1

0

Step-by-step explanation:

circumference of circles=

1-

2πr

2×22/7 × 14

88 cm

2-

circumference of circles= 2πr

2×22/7 × 28

176 cm

3-

circumference of circles= 2πr

2×22/7 × 21

132cm

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