Introduction to the Law of Cosines
Authored by Anthony Clark
Mathematics
12th Grade
CCSS covered
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12 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A triangle with two sides that measure 5 cm and 8 cm with an included angle of 39°
15.9cm²
12.6cm²
15.3cm²
16.2cm²
Tags
CCSS.HSG.SRT.D.9
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
9.Solve for a.
4.28
8.56
3.22
9.45
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find alpha
53.6
13.3
113.1
78.2
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How Many Triangles would be possible?
2
1
0
INFINITE
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve for Beta
45.2
26.3
36.3
56.2
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which Law would you use to solve for Angle B?
Law of the Jungle
Law of Cosines
Law of the Gravity
Law of Sines
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Use the Law of Cosines to find the value of x. (Level 1)
41.7
51.7
61.7
71.7
Tags
CCSS.HSG.SRT.D.10
CCSS.HSG.SRT.D.11
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