Finding Missing Parts of Right Triangles

Which one is the easy way to remember trigonometric ratios?

• Sah Coh Toa
• Soh Cah Toa
• Soh Cah Tao
• Soh Ceh Toa

Tags

CCSS.HSG.SRT.C.6

Give the Ratio for SIN X

• opp/adj
• Adj/hyp
• Opp/hyp
  
• adj/opp

Tags

CCSS.HSG.SRT.C.6

Give the Ratio for TAN X

• Adj/Opp
• Opp/Adj
• Adj/Hyp
• Opp/Hyp

Tags

CCSS.HSG.SRT.C.6

Give the Ratio for COS X

• Adj/Hyp
• Opp/Adj
• Adj/Opp
• Opp/Hyp

Tags

CCSS.HSG.SRT.C.6

How do you know which side is the OPPOSITE?

• It is next to the right angle
• It is opposite the right angle
• It is opposite the theta
• It is the bottom leg of the triangle

Tags

CCSS.HSG.SRT.C.8

Choose the correct ratio.

• cos(33)=x/14
• sin(33)=x/14
• cos(33)=14/x
• sin(33)=14/x

Tags

CCSS.HSG.SRT.C.6

• A
• B
• C
• D

Tags

CCSS.HSG.SRT.C.6

• A
• B
• C
• D

Tags

CCSS.HSG.SRT.C.6

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

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

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

Tags

CCSS.HSG.SRT.C.7