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
VER TODAS LAS RESPUESTAS ( 95+ )
Otras preguntas
which unit rate is the lowest price per ounce?choice a: 30 ounces of chocolate chips for $2.49choice b: 40 ounces of chocolate chips for $3.32 choice a choice b
The gas surrounds earth A. Atmosphere B. Ecosystem C. Geophysics D. Acoustics
1. What is the difference between Darwin's theory of evolution and Lamarck's theory of evolution? (1 point) Darwin believed that organisms changed gradually
What function is graphed below? a. f(x) = log x + 3 b. f(x) = log (x + 3) c. f(x) = log x – 3 d. f(x) = log x – 1
Estimate (a) how long it took King Kong to fall straight down from the top of the Empire State Building (380m high), and (b) his velocity just before \"landing\
What effect did the Great Awakening have on the American colonies?
How many valence electrons are present in zinc?
Why does SO2 and water make H2SO3 and NOT H2SO4? Explain your answer.
How do you convert 5pi/6 to degrees?
When driving downhill, your vehicle will accelerate and start moving fast, due to _______________. A. kinetic energy B. gravity C. the amount of pressure you p
