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Trigonometry
Trigonometric ratios: Tangent

Tangent: The tangent is the opposite side divided by the adjacent side.

 Find x
 tan 42º = x 10
x=10·tan42º
x=9

Look at the following right triangle, where:
a = 8
b = 8
Find the tangent of angle A

The tangent of angle A is =
(round the solution to hundredths)