Answer:
Step-by-step explanation:
I think it is D but I am not sure
H^3+3h^2x+3hx^2+x^3 should be the answer
Answer:
<h3>
x = 27°</h3>
Step-by-step explanation:
2x + 2x + 72° = 180°
4x = 108°
x = 27°
Question:

Answer:


Step-by-step explanation:
Given

Required
Simplify
In trigonometry:

So, the expression becomes:

Simplify the denominator




Express the fraction as:





Rationalize



In trigonometry:

Hence:


Answer:150
Step-by-step explanation: