babyface3084 babyface3084
  • 01-03-2018
  • Mathematics
contestada

determine the area of a 21ft circle

Respuesta :

sqdancefan
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

What form of sound repetition gives a lilting, lyrical feel to this line from "The Fish" by Elizabeth Bishop? with the swivel still attached
Which of the following is a key reason to include hyperbole in a literary work? I. to add humor Il. to heighten effect III. to create suspense
22 (101 HC) Why have none of the competing hypotheses about the origin of life on Earth been developed into a scientific theory? 2 points)
define the following concepts air pollution ill health
simplifying fractions
A geometric figure created without using tools is a
What did the Shang Dynasty write on?
Which of the following properties of water enables it to move from the roots to the leaves of a plant? It expands as it freezes. It is an excellent solvent. I
Which property explains how we get the equation shown in step 2? Given: -5(x -4) - 20 = -15 Step 1: -5x + 20 -20 = -15 (Distributive) Step 2: -5x = -15 (_______
Explain why drug abuse is more common with teens whose family members abuse drugs.