Given the following information tanA = -8/15 and A is in quadrant II
cosB = -5/13 and B is in quadrant III
Find the following as fractions in simplest form. Show work in an organized manner.
Find sinA
cosA
sinB
tanB
sin(a+b)

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?

Apackage of orgainc strwberries costs $1.50 while there in season and $2.25 when not in season what the percent increase