8. In the following diagram, AB and CD intersect at E. Which of the following transformations can be used to show that AED = BEC ?
(1) a 90° counterclockwise rotation about E
(2) a reflection across AB
(3) a translation that maps A to B
(4) a 180° rotation about E

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ab=4 and bc=3, find ah, ch and bh.

Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression

Me! last question, and i'm stuck! write the algebraic expression that models the word phrase. the product of 2 divided by the number h and 8 more than the number k