Exact Trig Values Review Right Triangles

sin 0 =

• 0

• ¹/₂

• ^√2/₂

• ^√3/₂

• 1

sin 30 =

• 0

• ¹/₂

• ^√2/₂

• ^√3/₂

• 1

sin 45 =

• 0

• ¹/₂

• ^√2/₂

• ^√3/₂

• 1

sin 60 =

• 0

• ¹/₂

• ^√2/₂

• ^√3/₂

• 1

Find each trig ratio.

sin D = ​ (a)  

cos D = ​ (b)  

tan D = ​ (c)  

• 20/29

• 21/29

• 20/21

• 29/20

• 29/21

• 21/20

Find the exact value of the trig ratio shown in the image

• A

• B

• C

• D

Find the exact value of the trig ratio shown in the image

• A

• B

• C

• D

Find the exact value of the trig ratio shown in the image

• A

• B

• C

• D

Give each trig ratio as a fraction in simplest form for the given right triangle diagram.

sin Q - ​ (a)  

cos Q - ​ ​ (b)  

tan Q - ​​ (c)  

• 25/24

• 7/24

• 24/25

• 7/25

• 24/7

• 25/7

What is Cos C?

Write your answer as a fraction.

Mathematical Equivalence

ON