What is the diameter of this circle if the circumference is 30 pi inches? A circle.

C = 30 pi in.

15 in.

30 in.

45 in.

60 in.

Im on a timer

the answer is $42.96

step-by-step explanation:

you need to rotate this triangle about the origin 270 degrees clockwise to create the full square.

answer is  

a.

p = 78

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.