radomes.openskiesproject.org
calynncondray calynncondray
  • 13-04-2016
  • Mathematics
Answered

a trampoline has an area of 49 pi square feet. what is the diameter of the trampoline?

Verified Answer :

Eedes Eedes
  • 13-04-2016

The area of a circle is pi times the radius squared. Set up the equation pi x r squared = 49 pi square feet. Divide both sides of the equation by pi. 
r squared = 49 square feet. Take the square root of both sides. r = 7 feet.
The diameter of the trampoline is double the radius which is 14 feet.

Answer Link

Related Questions

the first 3 numbers in a sequence are 30000 12000 and 4800 Use a percent to describe the pattern of the sequence List the next two terms
michelle wants to borrow 4500 bank a will lend michelle the money at a simple annual interest rate of 9 for 6 years bank b will lend her the money at 11 for 4 y
At Equilibrium the forward and reverse reactions happen at the same rateO TrueO False
how will mutations be useful in achieving your goal color
Capital of Yugoslavia
294 round to the nearest 10
8x 1206 12
Identify and describe the two major quantitative research tools used by sociologists This is SOCIOLOGY
How do you find the volume of a sphere what is the exact formula for finding the volume of a sphere also explain why thanks so much
Which woman founded the National Association of Colored Women to help African American families and those who were less fortunate Susan B Anthony Ida B Wells Al