Answer:
730
Step-by-step explanation:
A(X)= 2πRH+2πR^2
A(X)=2π(7.5)(8)+2π(7.5)^2=730.42 = 730
3x - 7 + 7 = 12 + 7
3x = 19
3x/3 = 19/3
X = 19/3 = 6 1/3
Answer:
B
Step-by-step explanation:
it is the opposite of A, which is true, as |-8| = 8
Step-by-step explanation:
=
× 
=
=
or 180.45
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