Chapter 8 Trig Review

Find AB

• 10.03
• 8.04
• 6.10
• 4.93

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Amanda and Jamie are standing 25 feet apart and spot a bird in the sky between them.  The angle of elevation from Amanda to the bird is 55, and from Jamie to the bird is 63.  How far away is the bird from Amanda?

• 25.23
• 23.19
• 22.15
• 20.85

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Two sides and an angle are given. Determine whether the given information results in one triangle, two triangles, or no triangle. Solve any resulting triangles.
a=4, b=5, A=60

• None
• One Triangle, B= 67, c=1.34, C=86
• Two Triangles, B₁=68 , B₂=72 , c₁= 4.35, c₂= 6.25 C₁= 80 C₂=39
• One Triangle, B= 12, c=3, C=45

Two sides and an angle are given. Determine whether the given information results in one triangle, two triangles, or no triangle. Solve any resulting triangles.
a=3, b=2, A=50

• One Triangle: B=30.7 C=99.3, c=3.86
• None
• One Triangle: c=5.80, B=111.2, C=28.8
• Two TrianglesB₁=68 , B₂=72 , c₁= 4.35, c₂= 6.25 C₁= 80 C₂=39

Choose the correct ratio.

• sin(37)=x/14
• cos(37)=x/14
• tan(37)=x/14
• sin(37)=14/x

Tags

CCSS.HSG.SRT.C.6

Find the length of side w.

• 21.4 cm
• 18.0 cm
• 36.5 cm
• 43.6 cm

Solve for the missing angle

• 32°
• 44°
• 61°
• 50°

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Find the measure of angle Z to the nearest degree. (HINT- Two parts to this question)

• 36.8

• 22

• 15

• 40

Which Law would you use?

• Law of Sines
• Law of Cosines
• Law of the Jungle
• Law of Gravity

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Which of the following formulas shows the Law of Cosines?

• c² = a² + b² - 4ac + cosA
• c² = a² - b² - 2abcosC
• c² = a² + b² - 2abcosC
• (cos A)/a = (cos B)/b

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11