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Chapter 8: Q. 33 (page 535)
Solve each triangle using either the Law of Sines or the Law of Cosines
The required triangle is
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Finding Distances A forest ranger is walking on a path inclined at 5° to the horizontal directly toward a 100-foottall fire observation tower. The angle of elevation from the
path to the top of the tower is 40°. How far is the ranger from the tower at this time?
At 10 AM on April 26, 2009, a building 300 feet high casts a shadow 50 feet long. What was the angle of elevation of the Sun?
If one side and two angles of a triangle are given, the Law of _______ is used to solve the triangle .
Great Pyramid of Cheops One of the original Seven Wonders of the World, the Great Pyramid of Cheops was built about 2580 bc. Its original height was 480 feet 11 inches,
but owing to the loss of its topmost stones, it is now shorter. Find the current height of the Great Pyramid using the information given in the illustration.
Given only the three sides of a triangle, there is insufficient information to solve the triangle .
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