zzbcolaboy zzbcolaboy
  • 04-04-2018
  • Mathematics
contestada

If the area of a circle is 58 square feet, find the circumference.

A. 4.25 ft.
B. 26.99 ft.
C. 42.5 ft.
D. 22.35 ft.

Respuesta :

Vescoci
Vescoci Vescoci
  • 04-04-2018
Set up the equation first:

Area =
[tex]\pi {r}^{2} [/tex]
Circumference =
[tex]2\pi \: r[/tex]
Solve for r using the area equation:
[tex]58 \div \pi = {r}^{2} [/tex]
r = 4.297

Now the circumference
[tex]2\pi(4.297)[/tex]
C = 26.997

Therefore your answer is B
Answer Link
Shardthedragon Shardthedragon
  • 04-04-2018
the answer is almost certainly b.

Answer Link

Otras preguntas

Can someone solve and show work possibly?
Why do citizens have certain responsibilities
solve the nonlinear system of equations for real solution​
Match each example to the correct type of conflict Frank feels guilty about not telling his friends he can't make it lo their party Mr Farris's letters to the e
What symbol would you use to write an algebraic expression for "three divided by a number?" A. + B. − C. × D. ÷
Need some help with this
what is the y-intercept of y= -3x
Which of the following environmental conditions would be MOST likely to result in transcription of the lac operon in an E. coli cell? A low levels of lactose an
5) You bought a magazine for $3 and somecandy bars for $2 each. You spent a totalof $19. How many candy bars did youbuy?​
which reaction would produce a solution that conducts elecricity extremely well?​