(the a in the question is the Greek letter alpha lowercase) Angle α lies in quadrant II , and tan α=−125 . Angle β lies in quadrant IV , and cos β=35 .

What is the exact value of sin (α+β) ?

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It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

How do i solve uniform motion problems?

Four quarts of a latex enamel paint will cover about 200 square feet of wall surface. how many quarts are needed to cover 98 square feet of kitchen wall and 52 square feet of bathroom wall