Question

The diameter of a circle whose circumference is 22 cm is-​

Answer 1

Answer:

Step-by-step explanation:2Πr=22

Πr=22/2

Πr=11

r=11×7/22. {Π=22/7}

r=7/2

r=3.5cm

Answer 2

Answer:

Given:-

Circumference of a circle is 2.π.R

2πR = 22

πR = 11

R = 11×7 /22

R = 3.5 cm

D = 2R

D = 2×3.5

D =  7 cm

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