Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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
Transcribed Image Text:test_12-08-20-125509480 - Protected View Saved to this PC
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1. Match the correct ratio with the trigonometric description using the triangle
15
9
12
below.
Available Responses:
sin x
cos x
4
tan x
4
3
2. The sides of four triangles are given.
Triangle A: 6 cm, 8 cm, and 10 cm
Triangle B:
Triangle C: 8 ft, 15 ft, and 17 ft
Triangle D: 0.32 тm, 0.96 тт, аnd 1 mm
Which of the four triangles is obtuse?
Responses: A, B, C, D)
3. The highways forming three cities form a right triangle. Walnut Grove is 91.7 miles from Pecan City
and 52.4 miles from Almondville. Pecan City is 75.3 miles from Almondville. A road is being planned to
O Focu
99+

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ernet can contain viruses. Unless you need to edit, it's safer to stay in Protected View.
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3. The highways forming three cities form a right triangle. Walnut Grove is 91.7 miles from Pecan City
and 52.4 miles from Almondville. Pecan City is 75.3 miles from Almondville. A road is being planned to
connect Almondville to the highway running between Walnut Grove and Pecan City. What is the shortest
length possible for that road? Round your answer to the nearest tenth.
The shortest road possible will be
miles.
4. A 15-ft ladder is propped against a vertical wall and makes a 72'angle with the ground. How far is the
foot of the ladder from the base of the wall? Round to the nearest tenth.
The ladder is
(Responses: 14.3, 3.1, 46.2, 4.6)
feet from the wall.
5. Nadia was asked to show that the sine of an angle and the cosine of its complement are equal. To do
this, she drew the diagram below and found sin(57°) and cos (33°).
15
DFocu
99+
近
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