Trig functions of any angle

Let (24, -7) be a point on the terminal side of angle q. Evaluate the csc of q.

Tags

CCSS.HSF.TF.A.2

Let (24, -7) be a point on the terminal side of angle q. Evaluate the tan of q.

Tags

CCSS.HSF.TF.A.2

Find the reference angle for 7pi/4

• 3pi/4

• pi/4

• -pi/4

• 7pi/4

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

What is the reference angle for 245 degrees?

Find the exact value of cos(315) in simplest form.

• 1/sqrt2

• -1

• 1

• sqrt2/2

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

Find the exact value of tan(210) in simplest form

• sqrt3/3

• sqrt2/2

• 1/2

• -1/2

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

Find the exact value of sin(135) in simplest form.

Tags

CCSS.HSF.TF.A.3

Find the exact value of cos(4pi/3)

• sqrt3/2

• 1/2

• -1/2

• -2

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

Find the exact value of cot(7pi/4)

• -1

• 1

• sqrt2

• sqrt2/2

Tags

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

Use your calculator to evaluate cot(-4pi/5). Round to 4 decimal places.

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.4