Question

Fan + Medal x3
Annie walks 15 feet away from her house and places a mirror on the ground. She backs 4 feet away from the mirror so that she can see the tip of the roof. Annie's eyes are 5 feet above the ground. The angles between the top of the house, the mirror, and the ground and between Annie's eyes, the mirror, and the ground are congruent as shown in the image:

Part 1: Prove the triangles are similar.
Part 2: Determine the height of the house.

Answer 1

@dmezzullo @JaziBoo @Luigi0210

Answer 2

@Dobby1

Answer 3

@Spectrum

Answer 4

Sas postulate to prove them similiar :) one angle and two sides two prove :)

Answer 5

thanks! c:

Answer 6

U welcumm anytime!! :D

Answer 7

I got 18.73ft