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7-5.

In each of the following triangles, find the length of the side labeled .

a.

Right triangle, labeled as follows: horizontal leg, 28 feet, vertical leg, x, angle opposite vertical leg, 44 degrees.

b.

Right triangle, labeled as follows: horizontal leg, 150 cm, hypotenuse, x, angle opposite vertical leg, 32 degrees.

c.

Right triangle, labeled as follows: hypotenuse, 47 meters, vertical leg, x, angle opposite vertical leg, 38 degrees.

Which trigonometric relationship uses the opposite and adjacent sides?

Identify the sides involved and choose the appropriate trigonometric relationship.

See part (b).