Question

Michele wanted to measure the height of her school’s flagpole. She placed a mirror on the ground 48 feet from the flagpole, then walked backwards until she was able to see the top of the pole in the mirror. Her eyes were 5 feet above the ground and she was 12 feet from the mirror. Using similar triangles, find the height of the flagpole to the nearest tenth of a foot. Find the geometric mean of the pair of numbers.
A. 20 ft
B. 38.4 ft
C. 55 ft
D. 25 ft

Answer 1

i have no idea

Answer 2

actually i think it's a. 20 ft

Answer 3

i think this is A you have to use similar triangles

Answer 4

yes it is

Answer 5

ok cool