Trigonometry

Name sides and angles in a right-angled triangle

Identify ratio of sides in right-angled triangles

Identify sine, cosine and tangent ratios

Evaluate sine, cosine and tangent ratios

Find angles from sine, cosine and tangent measures

Evaluate sine, cosine and tangent expressions

Find side lengths in right-angled triangles

Find angles in right-angled triangles

Solve contextual problems in right triangles I

Solve for sides or angles I

Solve for sides or angles II

Angles of elevation and depression I

Solve problems involving two right-angled triangles

Solve contextual problems in right triangles II

Grade 10

Solve for sides or angles I

Interactive practice questions

Write down the ratio represented by $\cos\theta$cosθ.

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Write down the ratio represented by $\tan\theta$tanθ.

Write down the ratio represented by $\sin\theta$sinθ.

Consider the following figure.

Outcomes

10P.MT2.02

Determine the measures of the sides and angles in right triangles, using the primary trigonometric ratios and the Pythagorean Theorem

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