Cofunctions and Law of Sines

2

• A

• B

• C

• D

LoS: Find x.

• 41.8

• 40.2

• 0.011

• 1.67

LoS: Find x.

• 2.6

• 33.1

• 6.5

• 12.9

LoS: Find x.

• 11.8

• 33.2

• 33.3

• 39.6

LoS: Find AB.

• 11.3

• 12.3

• 13.3

• 14.3

What is the measure of angle A?

• 50 degrees

• 60 degrees

• 78 degrees

• 74 degrees

Which Law would you use?

• Law of Sines

• Law of Cosines

• Law of the Jungle

• Law of Gravity

What is the length of side x?

• 130 cm

• 112 cm

• 150 cm

• 105 cm

Find angle A

• 53.6

• 13.3

• 113.1

To approximate the length of a marsh, a surveyor walks 425 meters from point A to point B. Then the surveyor turns 65º and walks 300 meters to point C. Approximate the length AC of the marsh.

• 250

• 615

• :)

• Not me