Step-by-step explanation:

Rewrite csc(x) in terms of sin

Multiply the numerator. Notice that the factors in the numerator are reciprocal so they will factor out to 1.

Notice that cotangent and tan are reciprocal so

Answer:
Step-by-step explanation:
m∠2 ≅ m∠7 [Alternate exterior angles]
m∠7 + m∠8 = 180° [Linear pair theorem]
m∠2 + m∠8 = 180° [Substitution property]
∠2 and ∠8 are supplementary [Definition of supplementary angles]
Answer:
It's A. (2, 0) and (0, -4)
Answer:
4 hours
Step-by-step explanation:
cross multiply
Answer:
the percent change would be 40 percent
Step-by-step explanation:
think of 10 as a base so like 100 ok and you know if 50 of that is 50 percent 40 would just be forty percent