# 4gr math

posted by .

if the diameter of a circle is one
foot, then the radius of the circle is how many inches?

• 4gr math -

A radius is half of the diameter.

1 foot = 12 inches

How long do you think the radius is?

• 4gr math -

13

• 4gr math -

13 is not half of 12.

Divide 12 by 2.

• 4gr math -

Right. The radius is 6 inches.

• 4gr math -

How to do 1,567+678

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