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.

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Primary Trigonometric Ratios Using Lengths

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.

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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.

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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.

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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.

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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.

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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.

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