Reciprocal Trig Functions

Secant, or sec, is the reciprocal of (a)   .

Tags

CCSS.HSF.TF.A.2

Cotangent, or cot, is the reciprocal of (a)   .

Tags

CCSS.HSF.TF.A.2

Cosecant, or csc, is the reciprocal of (a)   .

Tags

CCSS.HSF.TF.A.2

If secx is 4/3, what is the hypotenuse?  

• 3

• 5

• 4

•  $\sqrt{7}$  

Tags

CCSS.HSG.SRT.C.6

What is the secant of the given angle?

•  $\frac{\sqrt{170}}{11}$  

•  $\frac{11\sqrt{170}}{170}$  

•  $\frac{7\sqrt{170}}{170}$  

•  $\frac{\sqrt{170}}{7}$  

Tags

CCSS.HSG.SRT.C.6

My calculator does not have buttons for sec, csc, or cot. These are the only trig buttons it has. Which button would be most helpful in figuring out the csc of an angle?

• tan

• sin

• $\sin^{-1}$

• cos

Tags

CCSS.HSG.SRT.C.7

If the tangent of an angle is 0.48, which of the following best represents the cotangent?

• 1

• .23

• .48

• 2.08

What is the cotangent of the given angle?

• $\frac{7\sqrt{170}}{170}$

• $\frac{11\sqrt{170}}{170}$

• $\frac{11}{7}$

• $\frac{7}{11}$

Tags

CCSS.HSF.TF.A.2