ellelagerstrom1688 ellelagerstrom1688
  • 11-05-2020
  • Mathematics
contestada

A right circular cone has a volume of 247 cubic
inches. If the height of the cone is 2 inches, what
is the radius, in inches, of the base of the cone?
A) 2/3
B) 6
C) 12
D) 36

Respuesta :

Chelboy
Chelboy Chelboy
  • 12-05-2020

Answer:10.9 inch

Step-by-step explanation:

Volume=247

Height(h)=2

π=3.14

Radius=r

Volume=(π x r^2 x h) ➗ 3

247=(3.14 x r^2 x 2) ➗ 3

Cross multiplying we get

247x3=(6.28r^2)

741=6.28r^2

Divide both sides by 6.28

741/6.28=6.28r^2/6.28

r^2=117.994

r=√(117.994)

r=10.9

Answer Link

Otras preguntas

Ms groves had trays of paint each tray has five colors one of the colors is purple.what fraction of the colors in 20 trays is purple
In the sentence   The football players train for the big game.    what part of speech is train                            The train sped over the tracks.
95 is 95% of what number?
what is the Volcanic Intrusion "rule"-
How did geographic features influence the Louisiana purchase and the monroe doctrine?
What is the length of the earth's crust? Oceanic and Continental.
What is   a quarter past 5 mean
Ms groves had trays of paint each tray has five colors one of the colors is purple.what fraction of the colors in 20 trays is purple
How to find greatest common factor  45 and 81
What is 17% as a fraction in simplest form