Answer:
E. Cylinder
Step-by-step explanation:
Cylinder is the corret answer
Answer:
14/4 or 7/2
Step-by-step explanation:
6 - (-7)
---------
-3 - (-7)
When you subtract a - its really just adding
Answer:
D is the right one im 100% sure on it
Step-by-step explanation:
Answer:
Step-by-step explanation:
The regular pentagonal pyramid has a base that is a regular pentagon and lateral faces that are equilateral triangles.
Well, if the radius is 10, then the circumference is

What's the unit? Either way, 22 rev. per minute means each minute you go by

units per second. Now you got the linear speed, just find out the time by dividing the distance by the speed!
So, what's the unit for the radius?