Find the area of a circle with a circumference of \blued{31.4}31.4start color blued, 31, point, 4, end color blued units.

The area of the circle is

Step-by-step explanation:

step 1

Find the radius of the circle

we know that

The circumference of a circle is equal to

we have

assume

substitute the values

step 2

Find the area of the circle

The area of the circle is equal to

substitute the values

answer is : muchas/tipicas

have a nice day!

~recklesschicken

b

step-by-step explanation:

u take $75 minus $60.the anwer/original($75)multiply by 100