A ladder leans against a building forming an angle of 55 degrees with the ground as shown in the diagram. The base of the ladder is 5 feet from the building. What is the length of the ladder?

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Question

A ladder leans against a building forming an angle of 55 degrees with the ground as shown in the diagram. The base of the ladder is 5 feet from the building. What is the length of the ladder?

http://media.education2020.com/evresources/645-12-08-00-00_files/i0040001.jpg

anonymous · Answer

is this cosine?

anonymous · Answer

not good with this but i an give u a website http://www.mathsisfun.com/sine-cosine-tangent.html

anonymous · Answer

i was on that site

anonymous · Answer

try this one then http://en.wikipedia.org/wiki/Trigonometric_functions

anonymous · Answer

it gives you all of them so you just can plug them in :P

anonymous · Answer

8.77

anonymous · Answer

i really dont understand wiki... sorry but thanks for tryign to help

anonymous · Answer

akshay1234 howd you get 8.77? jw

anonymous · Answer

by using

anonymous · Answer

o i kinda get a bit
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sine wave 
or 
cosine wave

anonymous · Answer

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