Unit 9 Lesson 7 Law of Sines

Identify the Law of Sines

• Sin²x + Cos²x =1
• Sin(A)/a = Sin(B)/b = Sin(C)/c
• Sin(A)Sin(B)Sin(C) = 1
• Soh-Cah-Toa

Find AB.

• A
• B
• C
• D

Find BC.

• A
• B
• C
• D

Find BC

• A
• B
• C
• D

Find AC

• 12
• 10
• 23
• 14

What is the measure of angle A?

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

Find x, the measure of the angle.

• 52
• 33
• 41
• 29

find X

• 52

• 33

• 41

• 29

Find m<B

• A
• B
• C
• D

Calculate the length of AC

• 30
• 24
• 27
• 35