Answer:
Legenth times width
Step-by-step explanation:
So, when we're tasked with things like this, rewriting everything in terms of sine and cosine and combining fractions often trivializes things, so doing just that gives us:

So out expression is 1/cos(x).
Answer: she was not correct, she messed up the equation.
Answer:
2
Step-by-step explanation:
∠ MNQ = ∠ MNP + ∠ QNP
Since NP bisects ∠ MNQ , then
∠ MNP = ∠ QNP