Answer:

Step-by-step explanation:
Given

Required
Find V when

Substitute
for r in 

Open bracket


Simplify the fractions

Let

So:




Answer:
$10
Step-by-step explanation:
Answer:
5
Step-by-step explanation:
Answer:
TUP and PUQ
Step-by-step explanation:
Adjacent angles share a common vertex and common side, but don't overlap.