Find Missing Side Using Trig

Find the measure of AC.

• 35 ft

• 23.86 ft

• 43 ft

• 25.6 ft

Find LK

• 9.06

• 17.2

• 8

• 28

What is the correct equation to solve for x ?

• tan (58) = x/11

• tan (58) = 11/x

• cos (58) = x/11

• sin (58) = x/11

What is the correct equation to solve for x?

• tan (45) = x/13

• cos (45) = x/13

• sin (45) = 13/x

• sin (45) = x/13

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

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

Mathematical Equivalence

OFF

What is the correct equation?

​ (a)   = ​ (b)   /​ ​ (c)  

• Sin(40)

• w

• 28

• Cos (40)

• tan 40

If you are given the two sides that are NOT the hypotenuse, which trig ratio should you use?
(a)  

• tangent

• sine

• cosine

Give the Ratio for SIN X

• opp/adj

• Adj/hyp

• Opp/hyp
  

• adj/opp

Find the length of side y.

• 22.32 cm
• 36.5 cm
• 76.34 cm
• 87.76 cm