Quiz about Law of Sines, Law of Cosines

Question 1

Identify the Law of Sines

Accepted Answer

Sin(A)/a = Sin(B)/b = Sin(C)/c

Answer

Sin²x + Cos²x =1

Answer

Sin(A)Sin(B)Sin(C) = 1

Answer

Soh-Cah-Toa

Question 2

Which Law would you use?

Accepted Answer

Law of Cosines

Answer

Law of Sines

Question 3

Which Law would you use?

Accepted Answer

Law of Sines

Answer

Law of Cosines

Question 4

Which Law would you use?

Accepted Answer

Law of Sines

Answer

Law of Cosines

Question 5

What are the possible criteria for Law of Sines?

Accepted Answer

SSA, ASA, AAS

Answer

AAS, SSS, ASA

Answer

SAS, SSS, ASA

Answer

SAS, AAS, ASA

Question 6

What are the possible criteria for the Law of Cosines?

Accepted Answer

SSS, SAS

Answer

SSA, SSS

Answer

SSA, ASA

Answer

AAS, ASA

Question 7

find X

Accepted Answer

29

Answer

52

Answer

33

Answer

41

Question 8

Find m<A

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 9

How many triangles can you make if A=53, b=6, and a=7?

Accepted Answer

1

Answer

0

Answer

2

Answer

Infinitely many

Question 10

Find the length of Side BC.

Accepted Answer

33

Answer

24

Answer

12

Answer

29

Question 11

Which Law would you use to solve for Angle B?

Accepted Answer

Law of Cosines

Answer

Law of the Jungle

Answer

Law of the Gravity

Answer

Law of Sines

Question 12

Which of the following formulas shows the Law of Cosines?

Accepted Answer

c² = a² + b² - 2abcosC

Answer

c² = a² + b² - 4ac + cosA

Answer

c² = a² - b² - 2abcosC

Answer

(cos A)/a = (cos B)/b

Question 13

Find m

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 14

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

Accepted Answer

41.7

Answer

51.7

Answer

61.7

Answer

71.7

Question 15

Find the length of side AB.

Accepted Answer

8

Answer

10

Answer

6.1

Answer

4.9

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