ok,judy lies on the ground 45 feet from her tent. both the top of the tent and the top of the cliffare in her line of sight. her tent is 10 feet tall. about how high is the cliff

Answer 1

one more piece of information is needed.

once you have that, set up a ration using similar triangles.

e.g, if we knew she was 200 feet from the base of the cliff, we could say :

h/200 = 10/45 and solve for h