Which of the following is true of right triangles? multi choice

A. all sides are congruent
B. Two of the angles are acute.
C. the sum of the angles measures is 360°
D. Two of the angles are complementary​

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

Martin likes to make flower bouquets that have 3 daffodils and 4 tulips per vase. a daffodil has a mass of d grams, a tulip has a mass of t grams, and the vase has a mass of u grams. the expression 5(3d + 4t + v) describes the mass of 5 bouquets. match each amount in the situation with the expression that represents it. situation expression number of bouquets mass of one bouquet mass of the tulips in one bouquet 4t mass of the daffodils in one bouquet 3d + 4t + v

Look at attachment. has all info needed. need