Madison ran at a uniform speed for 50 minutes. She covered 9 kilometers during that period of time. (a) Find her speed in meters per second. (b) If she reduced her speed by 1 meter per second, how long would she take to cover the same distance?

go and ask your mom to you

the answer is b. 60. each interior angle in 120, so the exterior angle must be 60 in order to add up to 180

step-by-step explanation:

ca = ec

cpctc makes it so that corresponding parts of the triangle you proved to be equal are equal, the other options aren't part of the part of the triangles you proved to be equal.