If the diameter of a circle changes from 8 cm to 4 cm , how will the circumference change ? a. Multiplies by 1/2 b. Multiplies by 2 c. Increases by 6

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asked Mar 15, 2018 3.5k views

2 votes

If the diameter of a circle changes from 8 cm to 4 cm , how will the circumference change ?

a. Multiplies by 1/2
b. Multiplies by 2
c. Increases by 6

Mathematics
high-school

Evin asked

by Evin

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1 vote

The answer is the letter (A)

Gaddiel answered Mar 18, 2018

by Gaddiel

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the circumference 1 = π*D=8π

if D=4, the circumference 2 =4π=1/2* the circumference 1

⇒ a is the answer

SOG answered Mar 22, 2018

by SOG

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