Asked by Nick
If a 14-ft ladder leans
against a building, with an angle of elevation of 70°, how far up the building will the ladder
reach?
I believe this requires law of cosines but otherwise I am lost.
against a building, with an angle of elevation of 70°, how far up the building will the ladder
reach?
I believe this requires law of cosines but otherwise I am lost.
Answers
Answered by
Steve
nope. Just the definition of the sine:
h/14 = sin 70°
For the law of cosines, you need two sides and their included angle.
h/14 = sin 70°
For the law of cosines, you need two sides and their included angle.
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.