Seudónimo Seudónimo

23-03-2017
Mathematics

contestada

what is the exact area of a circle with a diameter of 18 feet

Respuesta :

Аноним Аноним

23-03-2017

A = π r^2
A = 9^2 π
A = 81π

if using π = 3.14 then

A = 3.14 x 81 = 254.47 ft^2

answer: 81π ft^2 or 254.47 ft^2

hope that helps

Answer Link

Otras preguntas

The ordered pair ( 15,12 ) means that ? pounds of beans cost $ ?.

I need help with this and how to solve it

The sum of three numbers is 13. The sum of twice the first number, 5 times the second number, and 6 times the third number is 67. The difference between 5 times

The islands of guernsey, jersey, alderney, and sark are located on which body of water?.

Viruses have become so sophisticated that they can run in the background when a computer is off. True False

A dealership paid $8,000 for a car at an auction. A salesman at the dealership sold the car for 40% more than the auction price. If he received a 15% commission

If f(x) = |x| 9 and g(x) = –6, which describes the range of (f g)(x)?

Which best describes a major challenge faced by soviet president boris yeltsin in the 1990s? expanding the military gaining support from the west complying with

A researcher conducted a medical study to investigate whether taking a low-dose aspirin reduces the chance of developing colon cancer. As part of the study, 1,0

Which application is a web-based storyboarding tool? a. axure b. microsoft powerpoint c. openoffice writer d. shotbox