Law of Sine and Cosine

What is the length of side x?

• 130 cm

• 112 cm

• 150 cm

• 105 cm

Find the measure of ∠A

• 18

• 28

• 25

• 24

Calculate the length of AC.

• 30

• 24

• 27

• 35

Find AC

• 12

• 10

• 23

• 14

Which Law would you use?

• Law of Sines

• Law of Cosines

• Law of the Jungle

• Law of Gravity

Which Law would you use?

• Law of Sines

• Law of Cosines

• Law of the Jungle

• Law of Gravity

Which Law would you use?

• Law of Sines

• Law of Cosines

• Law of the Jungle

• Law of Gravity

Which Law would you use?

• Law of Sines

• Law of Cosines

• Law of the Jungle

• Law of Gravity

To approximate the length of a lake, 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 lake.

• 250

• 615

• 320

• 475

Which Law would you use?

• Law of Sines

• Law of Cosines

• Law of the Jungle

• Law of Gravity