Yeah the answer is number 5
Answer:



Step-by-step explanation:
Given

See attachment
Solving (a): 
To solve for
, we make use of:

The relationship between both angles is that they are complementary angles
Make
the subject

Substitute
for 


Solving (b): 
To solve for
, we make use of:
The relationship between both angles is that they are complementary angles

Solving (c): 
To solve for
, we make use of:

The relationship between both angles is that they are alternate exterior angles.
So:

Answer:
The answer is c
Step-by-step explanation:
The middle problem is adding, the others are taking away, so C is the correct answer
The answer is 1. Anything to the 0 power is 1.