Soh/Cah/Toa and Special Right Triangles

 FInd tanX

• 32/40

• 40/24

• 32/24

• 24/32

Find cosA

• 30/16

• 30/34

• 30/15

• 16/34

What is the length of x in this 45-45-90 triangle?

• 4√2

• 4

• 8

• 4√3

I have been given the short leg in this 30-60-90 triangle.  How do I find the long leg?

• Multiply 4 by 2

• Multiply 4 by √3

• Multiply 4 by √2

• Divide 4 by 2

• A
• B
• C
• D

Solve for the missing distance.

• 18.9

• 19.5

• 47.3

• 27.5

What is the correct ratio?

What would you use to solve for a?

• sin

• cos

• tan

• Pythagorean theorem

• x = 17.75
  y = 38.06
• x = 38.06
  y = 17.75
• x = 19.58
  y = 37.16
• x = 37.16
  y = 19.58

Would you use Tangent, Sine or Cosine to solve?

• Cosine

• Sine

• No sine

• Tangent