Dolores bought 15 party hats priced at 0.75 each and 15 noisemakers priced at 1.25 each how much did dolores spend in all

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

Acourt reporter is transcribing an accident report from germany. the report states that the driver was traveling 80 kilometers per hour. how many miles per hour was the driver traveling?

Find the equation of a line that is perpendicular to line g that contains (p, q). coordinate plane with line g that passes through the points negative 3 comma 6 and 0 comma 5 3x − y = 3p − q 3x + y = q − 3p x − y = p − q x + y = q − p