The circumference of a circle is 7. What is the area of the circle?
0 3.57 m²
O 12.257 m²
O 147 m
O 497 m2

3

step-by-step explanation:

answer: 4  

the square root of 16 is 4. it is a very simple mathematic concept. a square root when a number multiplied by itself will result in a number. here, the number 16 comes when 4 is multiplied by 4. hence the square root of 16 is 4. you can always figure out a square root by the inverse operation of squaring.