Trigonometry

There are 366 different Starters of The Day, many to choose from. You will find below some starters on the topic of Trigonometry. A lesson starter does not have to be on the same topic as the main part of the lesson or the topic of the previous lesson. It is often very useful to revise or explore other concepts by using a starter based on a totally different area of Mathematics.

Main Page

Trigonometry Starters:

Refreshing Revision

It is called Refreshing Revision because every time you refresh the page you get different revision questions.

Advanced Trigonometry Starters

 

Exercises

3D Trigonometry Presentation

3D Trigonometry Presentation

A slide presentation (a poem) introducing using trigonometry (including Pythagoras' Theorem) to find lengths and angles on three dimensional shapes.

Common Trig Ratios Degrees

Common Trig Ratios Degrees

A self-marking exercise on finding the exact values of sine, cosine and tangent of special angles.

Common Trig Ratios Radians

Common Trig Ratios Radians

A self-marking exercise on finding the exact values of sine, cosine and tangent of special angles given in radians.

Formulae to Remember

Formulae to Remember

The traditional pairs or pelmanism game adapted to test recognition for formulae required to be memorised for GCSE exams.

If Then Trigonometry

If Then Trigonometry

Finding the exact values of sine, cosine and tangent of angles if given a different trig ratio.

Inverse Trig Calculator

Inverse Trig Calculator

This calculator is designed to find all of the angles for a given trigonometric ratio and show them on a graph.

Triangle Solver

Triangle Solver

Provide and three measurements for a triangle and this application will work out the remaining sides, angles and area.

Trig Tour

Trig Tour

See angles, in either degrees or radians, on the unit circle and the graph of the trigonometric function.

Trig-Pythag Fusion

Trig-Pythag Fusion

Problems requiring multi-step solutions using both Trigonometry and Pythagoras' Theorem

Trigonometry

Trigonometry

Sine, cosine and tangent ratios are used to find sides and angles in right-angled triangles.

Trigonometry Advanced

Trigonometry Advanced

A self-marking exercise on the sine rule, cosine rule and the sine formula for finding the area of a triangle.

Trigonometry in 3D

Trigonometry in 3D

Calculate the lengths of sides and the size of angles in three dimensional shapes.

Which Side?

Which Side?

Arrange the diagrams in groups depending on whether the arrow is pointing to the opposite, adjacent or hypotenuse.

 

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