Use the Law of Cosines to find the value of x. (Level 1)
Law of Sines and Cosines AP

Quiz
•
Mathematics
•
12th Grade
•
Hard
Anthony Clark
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
41.7
51.7
61.7
71.7
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Amanda and Jamie are standing 25 feet apart and spot a bird in the sky between them. The angle of elevation from Amanda to the bird is 55 degrees, and from Jamie to the bird is 63 degrees. How far away is the bird from Amanda?
25.23
23.19
22.15
20.85
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the length of side AB. m<C = 53 degrees. m<B = 44 degrees. AC = 7.
8.0
8.8
9.2
10.3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which Law would you use to find side length BC?
Law of Sines
Law of Cosines
Law of the Jungle
SOHCAHTOA
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the measure of angle A? BC = 37 cm, AB = 29 cm and m<C = 50 degrees.
70.7 degrees
74.5 degrees
77.8 degrees
80.2 degrees
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the distance across the river? The two sides are 4.15 miles and 5.33 miles. The included angle measure is 37 degrees.
2.9 miles
3.2 miles
3.6 miles
3.9 miles
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Use the Law of Cosines to find the measure of angle x. The side lengths shown are 25, 32 and 37. <x is opposite the 25 length side.
38.5o
41.7o
45.1o
51.3o
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