How to calculate the surface area:
- Find area of the bottom, top, left, right, back, and front of the prism.
- Add all the areas together
ANSWER: Surface Area, is 252
U should know 100 pennies make =1 $
50 nickels=1$
10 dimes=1$
make an equation
now i guess rest u can solve it
Answer:

Step-by-step explanation:
The formula for nth term of a the sequence is given as 
<u>Finding the 10th term means finding
, which means to plug in 10 into n, in the nth term formula.</u>

Answer:
C
Step-by-step explanation:
(f + g)(x) = f(x) + g(x) , thus
f(x) + g(x)
= 2x + 1 + x² - 7 ← collect like terms
= x² + 2x - 6 → C