Math, asked by cloudygirl2002, 1 year ago

A circle has a circumference of 45 cm. What is the BEST estimate of the circle’s diameter? A) 3 cm B) 7.5 cm C) 15 cm D) 18.5 cm

Answers

Answered by purvisri02

6

the circles diameter can be 7.5 cm

Answered by DeViKa0506

2

c = 2πr
c = 45 cm .
c = 2 ×(22÷7) × r
r = (45×7)÷2×22
=7.15
diameter = 2 r
=2× 7.15 =14.3 cm

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