Law of Sines vs Law of Cosines

What is the measure of angle A?

• 58 degrees

• 61 degrees

• 78 degrees

• 74 degrees

What is the measure of angle A?

• 50 degrees

• 60 degrees

• 78 degrees

• 74 degrees

Two stakes are holding a small blimp in place. Stake A measures an angle of elevation of 49^o and Stake B measures an angle of elevation of 58^o. If the string attached to Stake A has a length of 148 feet, what is the length of the string attached to Stake B?

• 152.7 feet

• 166.3 feet

• 157.3 feet

• 131.7 feet

• A
• B
• C
• D

• A
• B
• C
• D

Find m<B

• A

• B

• C

• D

Find BC

• A

• B

• C

• D

Find m<A

• A

• B

• C

• D

• A
• B
• C
• D

Find m<C

• A

• B

• C

• D