Law of Sine and Cosines

Find AC

• 12

• 10

• 23

• 14

What is the length of side x?

• 130 cm

• 112 cm

• 150 cm

• 105 cm

Find the measure of ∠A

• 18

• 28

• 25

• 24

What is the measure of angle A?

• 50 degrees

• 60 degrees

• 78 degrees

• 74 degrees

Calculate the length of AC

• 30

• 24

• 27

• 35

A pilot flying over Norfolk airport is told he will have to redirect and land in either Richmond or Raleigh. Due to air traffic, he is then told he must land in Raleigh. Find the distance he will travel.

• 143 miles

• 127 miles

• 151 miles

• 160 miles

How many triangles can you make if A=53, b=6, and a=4?

• 0

• 1

• 2

• Infinitely many

Find XZ

• 16.004 meters

• 544.165 meters

• 34.7 meters

• 1204.165 meters

Which Law would you use?

• Law of Sines

• Law of Cosines

• Law of the Jungle

• Law of Gravity

Joey must find the distance from Point A to Point B on opposite sides of a lake. He locates Point C that is 860 feet from point A and 175 feet from Point B. He measures the angle at Point C to be 78 degrees. Find the distance from point A to point B.

• 707643.58

• 841.22

• 877.62

• 845.01