papimmm papimmm
  • 03-05-2017
  • Mathematics
contestada

What's the radius of a circle Keith an area of 64 square feet

A.20.38
B.41.5
C.4.51
D.5.41

Respuesta :

Homeworkslayer69
Homeworkslayer69 Homeworkslayer69
  • 03-05-2017
area is pi (radius)^2

3.14 (x)^2 = 64

64/ 3.14 = 20.38

square root of 20.38 is 4.51

answer is C
Answer Link

Otras preguntas

help with this one plz
factor the expression using gcf 9b+45
two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the sp
How does a low unemployment rate affect a nation's economy? A. The nation has a higher number of productive resources. B. The nation can spend more money on h
That anyone know ?how to do
who suggested that we feel sorry because we cry... afraid because we tremble
Pyotr Tchaikovsky Sporting Goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air h
last one and the bottom answer choice is Y=(x-4)^2+1 Thank you guys!
What is the volume of a cone with a height of 6 cm in the radius of 2 cm
Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? Question 7 options: The heat from the hot water is