Urgent Help Please : A ladder leans against a building. The angle of elevation of the ladder is 70°. The top of the ladder is 25 ft from the ground.

To the nearest tenth of a foot, how far from the building is the base of the ladder?

20.5 ft
30.5 ft
32.3 ft
39.5 ft

Question

Urgent Help Please : A ladder leans against a building. The angle of elevation of the ladder is 70°. The top of the ladder is 25 ft from the ground. 

To the nearest tenth of a foot, how far from the building is the base of the ladder? 

       20.5 ft
       30.5 ft
       32.3 ft
       39.5 ft

anonymous · Answer

@IrishBoy123

anonymous · Answer

tan70=25/x
2.74=25/x
x=9.09 ft

anonymous · Answer

It is not an answer choice though

irishboy123 · Answer

draw it first
@utcung2103's approach made a lot of sense