Homework Help: pre-calc

Posted by Kelvin on Saturday, March 24, 2012 at 1:25am.

Find the area of a triangle with sides of length 5 and 8 and included angle 74°. (Round your answer to one decimal place.)

pre-calc - Melek, Sunday, March 25, 2012 at 12:29am
A=1/2absin
A=1/2(8)(5)sin(74)
20sin(74)
=19.2

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