Quiz about Law of Sines and Area of Triangle

Question 1

Find the area of ABC to the nearest tenth.

Accepted Answer

62.3 units²

Answer

124.6 units²

Answer

77.0 units²

Answer

100 units²

Question 2

Find Area of ABC

Accepted Answer

223.6 units²

Answer

73.1 units²

Answer

52.7 units²

Answer

3.3 units²

Question 3

If the sides of a triangle are 8, 8, and 8, what is the area?

Accepted Answer

27.71

Answer

8

Answer

15.58

Answer

62.91

Question 4

Find the area to the nearest tenth

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 5

Find m<B

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 6

Find BC

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 7

What is the measure of angle A?

Accepted Answer

78 degrees

Answer

58 degrees

Answer

61 degrees

Answer

74 degrees

Question 8

Two stakes are holding a small blimp in place. Stake A measures an angle of elevation of 49^o and Stake B measures an angle of elevation of 58^o. If the string attached to Stake A has a length of 148 feet, what is the length of the string attached to Stake B?

Accepted Answer

131.7 feet

Answer

152.7 feet

Answer

166.3 feet

Answer

157.3 feet

Question 9

Which Law would you use?

Accepted Answer

Law of Sines

Answer

Law of Cosines

Answer

Law of the Jungle

Answer

Law of Gravity

Question 10

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 11

Find side BC

Accepted Answer

$$16\ ft.$$

Answer

$$18.9\ ft.$$

Answer

$$19\ ft.$$

Answer

$$17\ ft.$$

Question 12

What is the area of the triangle shown?

Accepted Answer

$$28.6\ m^2$$

Answer

$$26.8\ m^2$$

Answer

$$31.4\ m^2$$

Answer

$$23.9\ m^2$$

Question 13

Find the area of the triangle

Accepted Answer

$$61.4\ km^2$$

Answer

$$8.5\ km^2$$

Answer

$$65.2\ km^2$$

Answer

$$76\ km^2$$

Law of Sines and Area of Triangle

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