Law of Cosine vs Law of Sine

Use the Law of Cosines to find the value of x.  (Level 1)

• 41.7

• 51.7

• 61.7

• 71.7

• A
• B
• C
• D

Find m<B

• A

• B

• C

• D

Find m<A

• A

• B

• C

• D

• A
• B
• C
• D

• A
• B
• C
• D

Find BC

• A

• B

• C

• D

Find the area to the nearest tenth.

• A

• B

• C

• D

Find XZ

• 16.004 meters

• 544.165 meters

• 34.7 meters

• 1204.165 meters

A triangle with two sides that measure 6 m and 8 m with an included angle of 137°.

• 17.8m²

• 14.6m²

• 16.4m²

• 12.9m²