Angles

Angles

Understand short hand conventions for representing parallel / equal sides etc.

Identify types of angles, estimate, draw & measure angles accurately

Calculate angles (straight lines, round a point, in a triangle & quadrilateral)

Solve angle problems

Remember to line up your protractor as shown

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Sometimes you will need to put the protractor at different angles

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What is the size of this acute angle?

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What is the size of this acute angle?

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What is the size of this obtuse angle?

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What is the size of the reflex angle?

Multiple Choice

• A

• B

• C

• D

360 - 90 - 25 - 105 = 140

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Multiple Choice

• A

• B

• C

• D

Multiple Choice

• A

• B

• C

• D

Don't forget this key terminology

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Multiple Choice

• A

• B

• C

• D

Open Ended

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What is the size of angle a?

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What is the size of angle e?

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What is the size of angle b?

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What is the size of angle m?

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What is the size of angle j?

Angles in an equilateral triangle are easy to remember

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What is the size of angle f?

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What is the size of angle h?

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What is the size of angle a?

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What is the size of angle e?

Open Ended