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sukhopar [10]
3 years ago
8

Finding area of triangle??? Solving for x

Mathematics
1 answer:
Xelga [282]3 years ago
5 0
Arctangent (lower left angle) = 12 / 5
arctangent (lower left angle) = 2.4
lower left angle = 67.38 degrees

sine (67.38) = x / 5
x = 0.92254 * 5
x = 4.6127

area = .5 * height * base
area = .5 * 4.6127 * 13
area = 29.983





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