Question

Find the circumference of a roll of tape whose diameter is 5 cm.

Answer 1

`\huge{\boxed{\sf{15.71 cm}}}`

Explanation:

Given :

diameter ( d ) = 5 cm

radius ( r ) =
`(5)/(2)` = 2.5 cm

Finding the circumference of a roll of tape:

Circumference of a circle = 2πr

circumference =
`2 * (22)/(7) * 2.5`

circumference = 15.71 cm

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~TheAnimeGirl

Answer 2

15.7 cm

Explanation:

Circumference= Diameter * Pi

Hence,

Circumference of the circle= 3.14 * 5

=15.7 cm