AQA · Mathematics · 8300
GCSE Maths: Angles: types of
Geometry & Measures · AQA GCSE Maths (8300). Cards are generated from the Corbettmaths practice questions for Angles: types of (Corbettmaths Video 38), and every card links back to the exact page it came from. Practice tests are drawn from this deck’s own cards. Source material © Corbettmaths — used with attribution.
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What is an acute angle?
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An angle that is less than 90°.
What is a right angle?
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An angle that measures exactly 90°.
What is an obtuse angle?
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An angle that is greater than 90° but less than 180°.
What is a reflex angle?
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An angle that is greater than 180° but less than 360°.
Which type of angle is the smallest: acute, right, obtuse, or reflex?
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Acute.
What is the sum of three angles that meet at a point?
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360 degrees.
If you read 32° on a protractor but should have read the outside number instead, what is the correct angle measurement?
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148°. (The inside and outside scales on a protractor are supplementary: 180° - 32° = 148°.)
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