See All Math Topics
1. Math Worksheets>
2. Algebra>
3. Trigonometry>
4. Primary Trigonometry Ratios

Primary Trigonometric Ratios Worksheets | Sine, Cosine, Tangent

Practice these assortments of primary trigonometric ratio worksheets designed to benefit high school children with topics like finding trigonometric ratios using SOH-CAH-TOA; determine all the three primary trigonometric ratios of the right-angled triangle; find the value of sine, cosine and tangent; and more. You can refer primary trigonometric ratio chart as an assist in solving these printable worksheets.

Primary trigonometric ratios using segments

These worksheets require students to use SOH-CAH-TOA to find the trigonometric ratios sin θ, cos θ and tan θ.

Primary trigonometric ratios using lengths

The sides of the right-angled triangle are given. Determine the value of the given trigonometric ratio. Worksheets are offered in both customary and metric units.

Type: Customary, Metric (3 worksheets each)

Find sin, cos, tan: Level 1

All the three sides of a right-angled triangle are given. Find the value of sine, cosine and tangent for the specified angle.

Find sin, cos, tan: Level 2

Apply Pythagorean theorem to determine the missing length of a right-angled triangle. Find all the three primary trigonometric ratios using the information provided.

Type: Customary, Metric (3 worksheets each)

Indicated primary trigonometric ratio

Each problem contains a trigonometric ratio. Determine the value of the indicated trigonometric ratio. Ex: Find sin θ if cos θ = 3/5.

Solve using calculator

Use calculator to determine the value of sine, cosine or tangent. Each worksheet consists of two sections, Part-A and Part-B that offers problems in degrees and radians respectively.

Evaluate trigonometric expressions

Evaluate the expression by identifying the values of the given trigonometric ratios. The angles are specified in degrees or radians.