milanidanae
milanidanae milanidanae
  • 21-05-2021
  • Mathematics
contestada

I need help ASAP. The cone shown has a 3 in radius and 7 in height. What is the volume of the composite figure?

I need help ASAP The cone shown has a 3 in radius and 7 in height What is the volume of the composite figure class=

Respuesta :

nouni2001 nouni2001
  • 21-05-2021
Volume of a sphere is 4/3 pi r^3
Volume = 4/3 pi (3)^2
Volume = 113.1
But there is a half sphere so the volume will be 113.1/2 = 56.55


Volume of a cone = (1/3) pi x r^2 x h
Volume = 1/3 x pi x 3^2 x 7
Volume = 65.97

Total volume = 56.55 + 65.97 = 122.52 in^3

So the correct option is option B
Answer Link

Otras preguntas

It's B I took the test
9. To what extent did Hitler's nationalist and racist ideas lead to the Holocaust? A. He used the fear of communists and Jewish people to gain a following so th
A circle has an arc with a measure of 120 degrees and a lenght of 3π cm. What is the diameter of the circle
WILL GIVE BRAINLIEST IF RIGHT IG....PLEASE get it RIGHT.... find the volume of a cone with a diameter of 12m and a height of 8m. ANSWER CHOICES oA. 96m^3 oB. 38
Suppose that the Department of Energy develops a new reversible engine that has a coefficient of performance (COP) of 4.0 when operated as a refrigerator and a
Según Única ¿cómo se genera la basura, cómo se crea en la sociedad
hellooooo how are you
these pictures were taken during our holiday in California USAhow long did you study for the test ​
What is the answer I need help with this
Qué aspecto de la sociedad debemos de cambiar sobre la pobreza?