babyface3084 babyface3084

01-03-2018
Mathematics

contestada

determine the area of a 21ft circle

Respuesta :

sqdancefan sqdancefan

04-03-2018

A = (π/4)*d^2
.. = (π/4)*(21 ft)^2
.. = 110.25π ft^2
.. ≈ 346.36 ft^2

Answer Link

Otras preguntas

An increase in which of the following areas created a decline in labor union membership? automobile manufacturing coal mining steelmaking service industry

Rachel deposited $200 into an account that earns 6% interest compounded twice a year for 10 years

The average length of a female white-beaked dolphin is about 111 inches. What is this length in feet and inches? A) 9 feet 2 inches B) 9 feet 3 inches C) 10 fee

Great Britain, France, and the U.S. wanted Germany reunified to (A) show all was forgiven (B) relieve food shortages (C) help stabilize Europe (D) give support

When is the president of the Senate allowed to vote on legislative matters? to end debate on the floor to bring bills to the floor for debate to register the po

grain is stored in cylindrical structures called silos. which is the best estimate for the volume of a silo with a diameter of 12.3 feet and a height of 25 feet

solve for y by using elimination -4x + 8y = 10 7x + 9y = 19

Does wind have atoms and molecules in it?

a creek runs along a distance of 16,300 feet.About how many miles long is the creek

is 4 m greater or less than 400 dm