AnswersMASTER COURSE GeometryRight Triangle Relationships and Trigonometry

Practice Test Answers

10 verified answers
1
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What is the length of one leg of the triangle?

A
10 square root of 5
B
5 square root of 5
C
10 square root of 10
D
5 square root of 10
2
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Which equation can be used to find the measure of angle LKJ ?

A
sine inverse of open paren 8 point 9 over 10 point 9 close paren is equal to x
B
cosine inverse of open paren 10 point 9 over 8 point 9 close paren is equal to x
C
cosine inverse of open paren 8 point 9 over 10 point 9 close paren is equal to x
D
sine inverse of open paren 10 point 9 over 8 point 9 close paren is equal to x
3

Given right triangle QRS , what is the value of sine of open paren 30 degrees close paren ?

A
the fraction with numerator square root of 3 and denominator 2
B
2 over 1
C
1 half
D
the fraction with numerator square root of 3 and denominator 3
5

Which is the best approximation for the measure of angle ABC ?

A
62.3 degrees
B
31.7 degrees
C
27.7 degrees
D
58.3 degrees
6

What is the length of one leg of the triangle?

A
14 square root of 2 units
B
7 square root of 2 units
C
14 units
D
7 units
9

What is the length of line segment AC ? Round to the nearest tenth.

A
9 point 8 cm.
B
12 point 8 cm.
C
10 point 5 cm.
D
3 point 0 cm.
10

What is the length of line segment BC ? Round to the nearest tenth.

A
21 point 3 in.
B
22 point 6 in.
C
14 point 3 in.
D
20 point 5 in.

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