marnyepeyton marnyepeyton
  • 11-10-2018
  • Mathematics
contestada

What is the radius of a sphere with a surface area of 144πcm2?

Respuesta :

panicathedicsophan03
panicathedicsophan03 panicathedicsophan03
  • 11-10-2018

I believe the radius would be 3.39

Hope this helps! Good luck! :)

Answer Link
bts22
bts22 bts22
  • 11-10-2018

Surface Area = 4πr²

144(π)cm² = 4(π)r²             Divide by π on both sides

144cm² = 4r²                      Divide by 4 on both sides

36 = r²                               Find the square root of both sides

√36 = √r²

6 = r


Answer Link

Otras preguntas

What is the sum of 5/30+4/6
What is the earth's primary source of light energy?
Plane shape can you make out of a cube surfaces
HELP HELP!!!!!!!!!!!!! How did the American public react to the early labor unions? A. with anxiety that unions might pursue socialist or anarchist goals B. wit
Which is greater 45/100 or 6/10? Explain. 20 pts! ^ ^ Please Answer Explaining it .. :l
is a declarative sentence a fact
Which statement accurately describes the role of the samurai? A: Samurai were employed by shotguns to keep the daimyos in line. B: Samurai hired daimyos to help
how can i find the x and y intercepts of a graph equation? (ex. y+ x-4)
Which of these names does NOT belong to one of Santa’s reindeer? A) Comet B) Prancer C) Blitzen D) Klaxon
Gabriella is x years old. Her sister, Felicia is 6 years older than she is. Their mother is twice as old as Felicia. Their aunt is x years older than their moth