Download Trigonometry (Bank of Test Questions)

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What is the ratio of the area of the circular cross section formed by Plane P to the area of the cross section
formed by Plane Q?
A. 2 : 1
C. 4 : 1
D. 4 : 3
77. A ladder leaning against a wall makes a 55-degree angle with the floor. If the top of the ladder is 8 feet
from the floor, which expression represents the length of the ladder in feet?
A. 8(sin 45°)
B. 8(cos 45°)
78. Tess is installing a support wire to the top of the tree in her yard. The angle the wire makes with a point
on the ground 10 feet from the base of the tree is 75 degrees. How tall is the tree?
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