Answer:
heptagon; rectangles; heptagonal prism
Step-by-step explanation:
Since the base is a heptagon (hepta- is seven sides), that gets rid of both the pentagon answers. Since the sides are all rectangles, that gets rid of the Heptagon and Triangles answer. :)
(5*5=25)-(14+7=21) which is basically
25-21
72 dollars I believe
x=4
-2(x+2)=-12
x+2=-12/-2
x+2=6
x=6-2
Answer: 42.