Robel6lRutNealondi Robel6lRutNealondi

11-05-2016
Mathematics

contestada

What is the exact area of a circle with a diameter of 18 feet?

A.36π square feet
B.81π square feet
C.324π square feet
D.1296π square feet

Respuesta :

tinydoll16 tinydoll16

17-05-2016

area = π*r^2
= π * 9^2
=81π square feet. - B is your answer

Answer Link

Otras preguntas

a quilt is made up of 400 squares. each section is 16 squares long and 4 squares wide. there are 4 sections that are made of dotted red squares. the rest of the

Which of the following is the most accurate statement about United States' involvement in World War I? a. The United States fought from the beginning of the wa

Nicole is putting together a new workout program. She does a large amount of research to determine how often she should exercise, how hard she should work out,

Which of the following was NOT a famous scientist of the Renaissance? Plato Galilei Copernicus

How does emergency contraception reduce the risk of pregnancy? a. it stops the release of eggs from the ovaries b. it restricts the movement of sperm c. it d

oraciones con por lo tanto

The US loss in Vietnam was a war "lost at home," just as the _____ was a war "lost at home." a. Greek Civil War b. Chinese Civil War c. Soviet loss in Afghan

What do pronouns have to do with narration??

Large industrial use of wind energy _____. A.) is practical anywhere there is wind B.) is restricted to localized areas of consistent wind C.) cannot be devel

Possessive of a word that is already possessive