Answer:
R+(7+s)
Step-by-step explanation:
Answer:
Because triangle just used to help.
P.S. I’m not sure whether I answer your question
Answer:
the first one
Step-by-step explanation:
Answer:
16 pi
Step-by-step explanation:
The base is the circle
A = pi r^2
A = pi (4)^2
A = 16 pi
