Triangle DEF is dilated with a scale factor of 1/2 to create triangle D'E'F'. The measure of Answers:
20 degrees
40 degrees
80 degrees
120 degrees

Find the missing factor in exponential form 48^2=3^2 • ?

Suppose a ball is dropped fromca height of 6ft. it bounces back up but time it bounces, it reaches only 7/10 of its pervious height. what is the total of each height that the ball reaches after 5 bounces

Question: what is the value of x 4x-2= (-7) +5x. it would be greatly appreciated if someone could actually explain to me step by step