Solve the Problem. -An Airplane Is Sighted at the Same Time by Two

question 12

Multiple Choice

Solve the problem.
-An airplane is sighted at the same time by two ground observers who are 2 miles apart and both directly west of the airplane. They report the angles of elevation as 12° and 21°. How high is the
Airplane? Round to the nearest hundredth of a mile.

• A)0.42 mi
• B)1.64 mi
• C)0.72 mi
• D)0.95 mi

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