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Unit 4 Review: Right Triangles and Trig Flashcards | StudBud
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Unit 4 Review: Right Triangles and Trig
Unit 4 Review: Right Triangles and Trig
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Geometry SY 22-23
Flashcards
10 cards
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Practice quiz
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Questions
10
Answers
1
What is the correct equation to solve for x?
\sin47=\frac{x}{3}
\cos47=\frac{3}{x}
\cos x=\frac{47}{3}
\cos47=\frac{x}{3}
2
Solve for x, rounded to nearest tenth
19.8
16.6
9.1
12.9
3
Find the missing side length of the right triangle.
25.81
4
14.42
8.94
4
Solve for the m∠A.
39 degrees
51 degrees
37 degrees
53 degrees
5
Which of the following equals sin A?
sin B
cos B
cos A
tan C
6
John is 30m from the tree and his eyes are 1.5 above ground. How tall is the tree?
23.3m
21.8m
20.3m
22.9m
7
A 30-ft ladder leans against the wall, with its base 5 ft from the wall. What angle does the base form with the ground?
29.6 degrees
9.5 degrees
80.4 degrees
90 degrees
8
What is the correct set up to find the angle of elevation?
tanx = 50/30
tanx=30/50
cosx=50/30
sinx = 30/50
9
A 15-foot ladder leans against a wall, reaching 12 feet high on the wall. How far is the base from the wall?
19.2 feet
3 feet
9 feet
12 feet
10
What phrase is used to remember the trigonometry functions?
SCT-OHO-HHA
SOH-CAH-TOA
CPCTC
PEMDAS
