Multiple Choice
Solve the problem.
-A contractor needs to know the height of a building to estimate the cost of a job. From a point 90 feet away from the base of the building, the angle of elevation to the top of the building is found
To be 42° 17´. Find the height of the building. Round your answer to the hundredths place when
Necessary.
A) 84.75 ft
B) 80.32 ft
C) 81.85 ft
D) 86.08 ft
Correct Answer:

Verified
Correct Answer:
Verified
Q154: Solve the problem.<br>-Find the exact value
Q155: Find the exact value of the
Q156: Find the exact value of the
Q157: Solve the problem.<br>-A fire is sighted due
Q158: Find all values of , if
Q160: Use a calculator to find the
Q161: Solve the problem.<br>-From a boat on the
Q162: Solve the right triangle. If two
Q163: Suppose ABC is a right triangle
Q164: Find a value of in [0°, 90°]