Identifying Trigonometric Ratios

Calculate the following and round to the nearest tenths.

sin 35^o= ...

• 0.6

• 0.8

• 0.5

• 0.7

Calculate the following and round to the nearest tenths.

tan^-1 .5465 = ....

• 28.7

• 33.1

• 56.9

• 28.6

Calculate the following and round to the nearest tenths.

sin^-1 .9851 = ...

• 80.0

• 10.0

• 80.1

• 44.6

Given that θ is at ∠A, which trigonometric function is represented by the ratio?

• sine (sin)

• cosine (cos)

• tangent (tan)

Given that θ is at ∠X, which trigonometric function is represented by the ratio?

• sine (sin)

• cosine (cos)

• tangent (tan)

Given that θ is at ∠Z, which trigonometric function is represented by the ratio?

• sine (sin)

• cosine (cos)

• tangent (tan)

Given that θ is at ∠X, which trigonometric function is represented by the ratio?

• sine (sin)

• cosine (cos)

• tangent (tan)

Given that θ is at ∠C, which trigonometric function is represented by the ratio?

• sine (sin)

• cosine (cos)

• tangent (tan)

Given that θ is at ∠A, which trigonometric function is represented by the ratio?

• sine (sin)

• cosine (cos)

• tangent (tan)

Given that θ is at ∠A, which trigonometric function is represented by the ratio?

• sine (sin)

• cosine (cos)

• tangent (tan)