Answer:
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Step-by-step explanation:
Answer: if you add a lined graph i could help you i am good at slopes
Step-by-step explanation:
The equations

and

are really the same, we're just setting
, or
.

So we get

Answer:
A. Cylinder, Shpere, Cone
Step-by-step explanation:
a cylander can be made by rotating a square.
for a sphere, a semi-circle.
for a cone, a right triangle.
hope this helped you