Answer:
-5.5
Step-by-step explanation:

357 is your answer because all you do is solve the problem =
Answer:
36
Step-by-step explanation:
9 times 4
No13.
Answer:
Cos(x+x)=cosx*cosx-sinx*sinx
=cos2(x)-sin2(x)
=(cosx+sinx)(cosx-sinx)
Answer:
= 1/2 inches ^3
Step-by-step explanation:
The volume of a prism
V = l*w*h
= 2 * 1 *1/4
= 1/2 inches ^3