The Law of Cosines
Authored by Anthony Clark
Mathematics
12th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Given the triangle: A=50°, b=5, c=2. Find missing length side a
3.12
4.02
14.12
28.24
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the triangle
b=2.95 , A=28.7 , C=106.3
b= 2.95, A= 30.6, C=108.43
b=0.67 , A=28.7 , C=105.78
b=4.95 , A= 21, C=106
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the missing side.
15.9 in.
22.8 in.
19.2 in.
521.1 in.
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the Triangle
a=38, b= 31, c= 35
Find <A, <B and <C
A= 43°, B= 47°, C= 90°
A= 70°, B= 50.1°, C= 59.9°
A= 50.1°, B= 70°, C= 59.9°
A= 60°, B= 70°, C= 50°
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If three sides of a triangle are given, the Law of ____ is used to solve the triangle.
Cosines
Sines
Tangent
Cosecents
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find XZ
16.004 meters
544.165 meters
34.7 meters
1204.165 meters
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
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