Law of Sines and Cosines and Area

What is the area of this triangle to three decimal places?

• 14.494 meters squared

• 108.184 meters squared

• 54.092 meters squared

• 54.350 meters squared

Which Law would you use?

• Law of Sines

• Law of Cosines

• Law of Tangents

• Law of Exponents

Which Law would you use?

• Law of Sines

• Law of Cosines

• Law of the Jungle

• Law of Exponents

Find angle A

• 76.7 degrees

• 13.3 degrees

• 113.1 degrees

• 1 degree

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 should I use for the given triangle?

• Law of Sines AFTER testing for #of Triangles

• Law of Sines then switch to Law of Cosines

• Law of Sines only

• None, use Right Triangle Trig

• Law of Cosines only

• Law of Cosines then switch to Law of Sines

Use the Law of Sines to solve for side a.

Round your answer to the nearest hundredth.

Mathematical Equivalence

OFF

Which Law would you use?

• Law of Sines

• Law of Cosines

• Law of the Jungle

• Law of Gravity

​ (a)   ​​ 4. Which law should I use for the given triangle?

• Law of Sines AFTER testing for #of Triangles

• Law of Sines then switch to Law of Cosines

• Law of Sines only

• None, use Right Triangle Trig

• Law of Cosines only

• Law of Cosines then switch to Law of Sines