Find tan theta if 90 < theta < 180, and csc theta=5/4

The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m

Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour.what is the cyclist average rate for the round trip in miles per hour ?

Acaterpillar eats 1400\%1400% of its birth mass in one day. the caterpillar's birth mass is mm grams. which of the following expressions could represent the amount, in grams, the caterpillar eats in one day? \