Solve each triangle ABC.

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Solve each triangle ABC.

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Solve each triangle ABC.

A = 68.41°, B = 54.23°, a = 12.75 ft

Solve each triangle ABC.

B = 38° 40', a = 19.7 cm, C = 91° 40'

Solve each triangle ABC.

C = 79° 18', c = 39.81 mm, A = 32° 57'

To find the distance AB across a river, a surveyor laid off a distance BC = 354 m on one side of the river. It is found that B = 112° 10' and C = 15° 20'. Find AB. See the figure.

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To determine the distance RS across a deep canyon, Rhonda lays off a distance TR = 582 yd. She then finds that T = 32° 50' and R = 102° 20'. Find RS. See the figure.

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A ship is sailing due north. At a certain point the bearing of a lighthouse 12.5 km away is N 38.8° E. Later on, the captain notices that the bearing of the lighthouse has become S 44.2° E. How far did the ship travel between the two observations of the lighthouse?