Law of Sine and Cosine

What is the measure of angle A?

• 50 degrees

• 60 degrees

• 78 degrees

• 74 degrees

Find AB

• 10

• 8

• 6.1

• 4.9

Find the length of Side BC.

• 33

• 24

• 12

• 29

Which of the following will give the measure of ∠ B ?

What is the measure of angle A?

• 58 degrees

• 61 degrees

• 78 degrees

• 74 degrees

Which Law would you use?

• Law of Sines, but use inverse to find angle measure

• Law of Cosines, but use inverse to find angle measure

• Law of the Jungle, and watch out for the poison dart frog

• Law of Gravity, and watch out for the apples falling from the tree

Solve for x. Round to the nearest tenth.

• 9.8

• 0.1

• 0.038

• 9.9

Select the correct ratio for CosC

When working with Trig ratios, Law of Sines, or Law of Cosines the calculator should be in what mode?

• Radian

• Classic

• Degree

• Triangle

Which Law would you use?

• Law of Sines

• Law of Cosines

• Law of the Jungle

• Law of Gravity