Answer:

Step-by-step explanation:
In order to evaluate a function at a given x-value, plug in that value into the actual function

Sin45°=p/h
1/√2=x/4√2
x√2=4√2
x=4
I’m not sure but u need more information on your question
The answer to you’re question is (4t - 5)^2 ORRR “G”