04-02-2016
Mathematics

contestada

A jar lid has a diameter of 42 millimeters.What is the circumference of the lid?

Respuesta :

helencforrest helencforrest

04-02-2016

circumference of a circle = π x diameter

= π x 42
= 131.946891451
= 132 mm

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04-02-2016

[tex]\sf{Circumference = \pi \times diameter[/tex]

We are given that the diameter = 42 millimeters

[tex]C = \pi \times 42\\\\\boxed{\bf{C = 42\pi \approx 131.95~mm}}[/tex]

The circumference of the lid is approximately 131.95 millimeters.

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