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Mathematics 10 Online
OpenStudy (anonymous):

Darren designed this triangular shaped entrance, ABC, to a mall. The height AD is 15 feet.Which expression can be used to find the distance between the points B and C of the entrance? 15/cot65 +15/cot25 15cot 65 + 15/cot25 15 (cot 65° + sec 25°) 15(cot 65° + cot 25°)

OpenStudy (vishal_kothari):

15(cot 65° + cot 25°)

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