Answer:
9 cm
Step-by-step explanation:
Use the cone volume formula, V =
r²
Plug in the volume and radius, and solve for h, the height:
V =
r²
27
=
(3²)
27
= 9

3 = 
9 = h
So, the height of the cone is 9 cm
Answer:
80cm3
Step-by-step explanation:
The measure of angle 1 is (20-10)/2= 10/2= 5 degrees
Answer: (-3, -21)
I'm not sure if that's what you wanted, sorry.
I don't know, what did the policeman shout to the math professor as a mob of excited calculus students crowded around these displays on his graphing calculator?