math trig ratio table

Question 1

For the reference angle being 0°, what are the values for sin x, cos x, tan x

Answer 1

sin x = 0, cos x = 1, tan x = 0

Question 2

For the reference angle being 30°, what are the values for sin x, cos x, tan x

Answer 2

sin x = 1/2, cos x = √3/2, tan x = √3/3

Question 3

For the reference angle being 45°, what are the values for sin x, cos x, tan x

Answer 3

sin x = √2/2, cos x = √2/2, tan x = 1

Question 4

For the reference angle being 60°, what are the values for sin x, cos x, tan x

Answer 4

sin x = √3/2, cos x = 1/2, tan x = √3

Question 5

For the reference angle being 90°, what are the values for sin x, cos x, tan x

Answer 5

sin x = 1, cos x = 0, tan x = undefined