Trig vocab

An angle is in standard position if the initial side is along the _______?

• positive y-axis
• positive x-axis
• negative y-axis
• negative x-axis

Which sketch is -70°?

• A
• B
• C
• D

When the rotation from initial to terminal side is counterclockwise this describes. 

• Positive Angle
• Negative Angle

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

Which trigonometric ratio is correct?

• cosC= adj/hyp
• sinC= adj/hyp
• tanC= adj/hyp
• tanC=adj/opp

Tags

CCSS.HSG.SRT.C.6

If the sides of a square are 9, then the diagonal is _____________.

• 9√2
• 10√5
• 16√3
• 18√7

Tags

CCSS.8.G.B.8

What is the reference angle for 125 degrees?

• 235 degrees
• 125 degrees
• 75 degrees
• 55 degrees

Find the reference angle for an angle measuring -310⁰

• 50⁰
• -50⁰
• 20⁰
• 40⁰

What is the radius of a unit circle?

• 1
• 2
• 1/2
• 0

Tags

CCSS.HSF.TF.A.2

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

Tags

CCSS.HSG.CO.C.10