Sine Law or Cosine Law

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

Find x round to the nearest tenth.

• 46.1

• 4.9

• 16.4

• 26.9

What is the measure of angle A?

• 50 degrees
• 60 degrees
• 78 degrees
• 74 degrees

What is the length of side x?

• 130 cm
• 112 cm
• 150 cm
• 105 cm

Find the measure of ∠A

• 18
• 28
• 25
• 24

Find the measure of the missing angle.

• 49^o
• 50^o
• 41^o
• 33^o

find X

• 52
• 33
• 41
• 29

Find AC

• 12
• 10
• 23
• 14

Which formula could not be used to find the area of this triangle?

• Law of Cosines

• A=1/2abSinC

• A=1/2bh

• Heron's Law