an ice fisherman wishes to cut a hole in the ice which has a diameter of 30 cm. How far around must he cut to create this hole?

Given:

Diameter of the hole = 30 cm

To find:

The area of the hole.

Solution:

The radius of a circle is always half of the diameter. It is given that the diameter of the hole is 30 cm. So, the radius of the hole is:

Area of a circle is:

Putting and in the above formula, we get

Therefore, the area of the hold is 706.5 square cm.

1/8 3/16 3/4

step-by-step explanation:

you put them as all the same denominator and multiply