Soh Cah Toa to Find Sides

What is the side across from the right angle called?

• Leg
• Pythagoras
• Hypotenuse
• Altitude

Which trig function would you use with this diagram?

• ^Sin
• ^Cos
• ^Tan
• ^Wha??

What does SOH stand for

• hypotenuse over opposite
• adjacent over opposite
  opposite over adjacent
• opposite over hypotenuse
• adjacent over adjacent

What does CAH stand for

• cosine is the adjective over the hypotenuse.

• cosine is the adjacent side over the hypotenuse side.

• cosine is the adjacent side over the hippopotamus.

• cosine is the hypotenuse side over the adjacent side.

Use a calculator to find sin 45.

• .707

• 1

• .809

• 1.4

Use a calculator to find the cos 70.

• .12

• 2.7

• .94

• .34

Use the calculator to find tan 60

• .87

• 1.7

• .5

• .11

Use a calculator to find cos 0

• 4

• 3

• 2

• 1

Use a calculator to find sin 100

• .98

• .17

• -5.6

• .76

We can use SOH-CAH-TOA for...

• Any triangle ever
• Non-right triangles only
• Right Triangles only
• Never