Quiz about Laws of Sines, Cosines, and Areas

Question 1

Which Law would you use?

Accepted Answer

Law of Cosines

Answer

Law of Sines

Answer

Law of the Jungle

Answer

Law of Gravity

Question 2

Which Law would you use?

Accepted Answer

Law of Sines

Answer

Law of Cosines

Answer

Law of the Jungle

Answer

Law of Gravity

Question 3

Which Law would you use?

Accepted Answer

Law of Sines

Answer

Law of Cosines

Answer

Law of the Jungle

Answer

Law of Gravity

Question 4

Which Law would you use?

Accepted Answer

Law of Cosines

Answer

Law of Sines

Answer

Law of the Jungle

Answer

Law of Gravity

Question 5

Which Law would you use?

Accepted Answer

Law of Sines

Answer

Law of Cosines

Answer

Law of the Jungle

Answer

Law of Gravity

Question 6

What is the measure of angle A?

Accepted Answer

78 degrees

Answer

50 degrees

Answer

60 degrees

Answer

74 degrees

Question 7

What is the length of side x?

Accepted Answer

105 cm

Answer

130 cm

Answer

112 cm

Answer

150 cm

Question 8

Find angle A

Accepted Answer

13.3

Answer

53.6

Answer

113.1

Question 9

Which one is the easy way to remember trigonometric ratios?

Accepted Answer

Soh Cah Toa

Answer

Sah Coh Toa

Answer

Soh Cah Tao

Answer

Soh Ceh Toa

Question 10

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 11

What is the area of this triangle?

Accepted Answer

54.092 meters squared

Answer

14.494 meters squared

Answer

108.184 meters squared

Answer

54.35 meters squared

Question 12

Amanda and Jamie are standing 25 feet apart and spot a bird in the sky between them. The angle of elevation from Amanda to the bird is 55, and from Jamie to the bird is 63. How far away is the bird from Amanda (air distance)?

Accepted Answer

25.23

Answer

23.19

Answer

22.15

Answer

20.85

Question 13

The sides of a parallelogram measure 10 cm and 18 cm. One angle of the parallelogram measures 46 degrees. What is the area of the parallelogram, to the nearest square centimeter?

Accepted Answer

129

Answer

65

Answer

120

Answer

162

Question 14

What is
the correct bearing?

Accepted Answer

030

Answer

300

Answer

330

Answer

60

Question 15

What is the bearing

Accepted Answer

215

Answer

035

Answer

30

Answer

145

Question 16

What is
the Bearing
of B
from A?

Accepted Answer

225

Answer

45

Answer

045

Answer

135

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