Law of sines and cosines

Check all the correct formulas.

• 
• 
• a²+b³=c

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

A ladder is leaning against a wall. The building is 95 feet tall. The angle of elevation between the ground and ladder is 56^o. How long is the ladder?

• 114.6 feet

• 78.6 feet

• 36.1 feet

• 124.1 feet

Tags

CCSS.HSG.SRT.C.8

Solve for "a" if:

A = 70^o, b = 10, and c =4.

• 88.6

• 9.4

• 10.8

• 6

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Solve for "a" if:

A = 30^o, B = 75^o, and b = 4.

• 75

• 4

• 2.1

• 5

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Solve for "A" if:

C = 100^o, a = 2, and c = 1.

• No Triangle (Error)

• 29.5^o

• 50.3^o

• 1.9^o

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Solve for "B" if:

a = 4, b = 5, and c = 8.

• 47.5^o

• 125.1^o

• 30.8^o

• 24.1^o

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Solve for x for the given triangle:

• 8.7

• 14

• 6.8

• 12.2

Tags

CCSS.HSG.SRT.C.8

Solve for "C" if:

a = 9.4, b = 10, and c = 4.

• 86.7^o

• 23.5^o

• 5.8^o

• .99^o

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

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

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11