Answer:
h(r) = 6(r+1)+10
Step-by-step explanation:
Just solve for q. Because that's the output. h(r) = q
Answer: 96 cubes could fit
Step-by-step explanation:
4x4x3=48
48x2=96
Answer:

Step-by-step explanation:
Given


Required
Eliminate a
Multiply the first equation by -4

Add to the second equation

Solve brackets

Open bracket


At this point, a has been eliminated;
From the list of given options, the option that answers the question is 
Answer:
140 lb.
Step-by-step explanation:
Tan 40 = h / 20 where h = height of the pole.
h = 20 tan 40 = 16.78 feet