Law of Cosines Introduction

Law of Cosines Introduction

10th - 12th Grade

8 Qs

quiz-placeholder

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Law of Cosines Introduction

Law of Cosines Introduction

Assessment

Quiz

Mathematics

10th - 12th Grade

Hard

Created by

Barbara White

FREE Resource

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

Which of the following formulas shows the Law of Cosines?
c2 = a2 + b2 - 4ac + cosA
c2 = a2 - b2 - 2abcosC
c2 = a2 + b2 - 2abcosC
(cos A)/a = (cos B)/b

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Find angle Z

20.15°

71.23°

51.06°

57.71°

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Use Law of Cosines to find angle T

62.2°

53.1°

59.5°

64.7°

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If three sides of a triangle are given, the Law of ____ is used to solve the triangle.
Cosines
Sines
Tangent
Cosecents

5.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

Media Image
Which Law would you use?
Law of Sines
Law of Cosines
Law of the Jungle
Law of Gravity

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image
Find m<C
A
B
C
D

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image
Find XZ
16.004 meters
544.165 meters
34.7 meters
1204.165 meters

8.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image
Find QR
34.7 km
2.2 km
13.74
31.1 km