mihardy25
mihardy25 mihardy25
  • 22-03-2017
  • Mathematics
contestada

What is the radius in feet of a circle that contains 78.5 square feet?

Respuesta :

irspow
irspow irspow
  • 22-03-2017
a=pr^2

r=(a/p)^(1/2)

r=(78.5)^(1/2) ft

r=5 ft (to the nearest one-hundredth)
Answer Link

Otras preguntas

What are the four basic parts found in all cells?
I have this weird question that has to do with linear equations (I think), and this is what it says. Let f(x) = 4x - 5 A. Find f(3) B. Find x when f(x) = -21 C
is 1/7  rational or irrational
please help me write an algebraic expression equation.   then solve these percent problems.A $150 leather jacket is going on sale for a 25% discount. How
What is the weight of a toy car that has a mass of 0.28 kg?
When does James Gatz change his name ? Why ?
what was william harveys middle name
inez waters her plants every two days she trim them every 15 days she did both today when will she do both again
a piece of unglazed porcelain used to test a minerals streak
15=7-|2x| Solve for x in this absolute value equation.