triangle DEF has vertices D(-2,-1), E(-1,1) F(1,-1). graph DEF and is image after a rotation of 115° clockwise about the point (-4,-2)

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?

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.

At store a, erasers are sold individually. the cost y of x erasers is represented by the equation y=0.75x. the costs of erasers at store b are shown in the graph.