Answer:
21 in
Step-by-step explanation:
by the Pythagorean theorem we have

notice that the 841 and the 400 don't go squared because they already squared!
Answer:

Step-by-step explanation:
To evaluate
from the following expression:

Taking 


∴ 
Answer:
Multiply the cone's volume by 3
Step-by-step explanation:
Cylinder's Volume is
V = pi r ^2(h)
Cone's Volume is
V = 1/3 pi r^2 (h)
Sure, but what do you mean by that?
Its it like a question ot like what
Answer:
The answer for the first equation is,
B. 11
The answer for the second equation is,
D.none of these.