malachite malachite

29-09-2016
Mathematics

contestada

The circumference of a circle varies directly as the diameter. A circle has a diameter of 70 feet and a circumference of 219.8 feet.

What is the circumference of a circle with a diameter of 17.5 feet?
A.
54.95 feet
B.
27.475 feet
C.
8.75 feet
D.
64.95 feet

Respuesta :

MysteryMarsh MysteryMarsh

29-09-2016

a circles cirrcumfernce with a diameter of 17.5 is 54.97

The formula is C=pi*d or C=2*pi*r

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