Trig Functions of Any Angle

If θ is an angle in standard position and r = √(x²+ y²), cos θ = __

• x/r
• y/r
• r/x
• y/x

Tags

CCSS.HSF.TF.A.2

If θ is an angle in standard position and r = √(x²+ y²), sec θ = __

• x/r
• y/r
• r/x
• y/x

Tags

CCSS.HSF.TF.A.2

If θ is an angle in standard position and r = √(x²+ y²), tan θ = __

• x/r

• y/r

• r/x

• y/x

Tags

CCSS.HSF.TF.A.2

If θ is an angle in standard position and r = √(x²+ y²), cot θ = __

• x/y
• y/r
• r/x
• y/x

Tags

CCSS.HSF.TF.A.2

If θ is an angle in Quadrant I, which trig ratios will be positive

• sin θ
• cos θ
• tan θ
• All the above (sin θ, cos θ, tan θ)

Tags

CCSS.HSF.TF.C.8

If θ is an angle in Quadrant IV, which trig ratios will be positive

• sin θ
• cos θ
• tan θ
• cos θ and tan θ

Tags

CCSS.HSG.SRT.C.7

If θ is an angle in Quadrant II, which trig ratios will be positive

• sin θ
• cos θ
• tan θ
• cos θ and sin θ

Tags

CCSS.HSF.TF.A.2

If θ is an angle in Quadrant III, which trig ratios will be positive

• sin θ
• cos θ
• tan θ
• sin θ, cos θ, tan θ

Tags

CCSS.HSF.TF.A.2

If θ is an angle in standard position and r = √(x²+ y²), sin θ = __

• x/r
• y/r
• r/x
• y/x

Tags

CCSS.HSF.TF.A.2

If θ is an angle in standard position and r = √(x²+ y²), csc θ = __

• x/r
• y/r
• r/y
• y/x

Tags

CCSS.HSF.TF.A.2