Primary Trig 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. Our free trigonometric ratios worksheets are definitely worth a try!

Primary Trigonometric Ratios Using Segments

These printable 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 | Customary

Primary Trigonometric Ratios Using Lengths | Metric

The sides of the right-angled triangle are given in these pdf worksheets. Determine the value of the given trigonometric ratio. The skill is offered in both customary and metric units.

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 | Customary

Find sin, cos, tan: Level 2 | Metric

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

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 printable high school worksheet consists of two sections, Part-A and Part-B that offers problems in degrees and radians respectively.

Evaluate Trigonometric Expressions

Evaluate the expressions in these pdf worksheets by identifying the values of the given trigonometric ratios. The angles are specified in degrees or radians.