quizzzz
quizzzz
11-02-2016
Mathematics
contestada
Can someone help me with geometry! PLEASE!
Respuesta :
nobrains
nobrains
11-02-2016
Well, the sum of the angles in a triangle equals 180 degrees.
So you do 180 minus the two angles to get the third angle.
180 - 78.4 - 57.2 = 44.4
44.4 degrees
To find AC, use the law of sines.
Length A / sin (angle a) = length b / sin(angle b)
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