What is the expanded form of the decimal 509.1? a) (5 x 100) + (9 x 10) + (1 x 1 10 ) b) (5 x 100) + (9 x 10) + (1 x 1 100 ) c) (5 x 100) + (0 x 10) + (9 x 1) + (1 x 1 10 ) d) (5 x 1000) + (9 x 100) + (1 x 10) + (1 x 1 10 )

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?

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

In a right triangle δabc, the length of leg ac = 5 ft and the hypotenuse ab = 13 ft. find: b the length of the angle bisector of angle ∠a.