Δabc is a right triangle in which ∠b is a right angle, ab = 1, ac = 2, and bc = .

cos c × sin a =

Merrida uses a pattern in the multiplication table below to find ratios that are equivalent to 7: 9. if merrida multiplies the first term, 7, by a factor of 6, what should she do to find the other term for the equivalent ratio? multiply 9 by 1. multiply 9 by 6. multiply 9 by 7. multiply 9 by 9.

Factor and solve to find roots x squared -x - 90 =0

You work in a hospital that has 9 floors. you need to see 3 patients on each floor. how many patients do you need to see in all?