Find the Missing Side and Angle Using Trigonometry

Find the length of side w.

• 21.4 cm

• 18.0 cm

• 36.5 cm

• 43.6 cm

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

 Find side AB?

• 20 m

• 5 m

• 11.54 m

• 8.66 m

Tags

CCSS.HSG.SRT.C.8

What equation can be used to solve for x?

• Sin(40°)= x/40 

• Sin(40º)=x/19

• Cos(40º)=x/19

• Tan(40°)=19/x

Tags

CCSS.HSG.SRT.C.6

Which trig ratio would you use for the following?

• Sin

• Cos

• Tan

• You would not be able to use trigonometry

Tags

CCSS.HSG.SRT.C.6

Use the Trig Toolkit to find the value of x in the given diagram. Click and drag your answer into the blank space below.

The value of x is (a)   .

• 21

• 33

• 12

Tags

CCSS.HSG.SRT.C.8

Use the Trig Toolkit to find the missing side length, y. Choose your answer from the dropdown menu below.

ANSWER: ​ (a)  

• y = 20

• y = 70

• y = 50

Tags

CCSS.HSG.SRT.C.8

What is the value of y?

Mathematical Equivalence

ON

Tags

CCSS.HSG.SRT.C.8

Find the length of the missing side. Round your answer to the nearest 10th.

Mathematical Equivalence

OFF

Tags

CCSS.HSG.SRT.C.8

What is the correct equation?

​ (a)   = ​ (b)   /​ ​ (c)  

• Sin(40)

• w

• 28

• Cos (40)

• tan 40

Tags

CCSS.HSG.SRT.C.6

If you are given the two sides that are not the hypotenuse, which trig function should you use?

• sine

• cosine

• tangent

• cotangent

Tags

CCSS.HSG.SRT.C.6