Angles Flashcards by Tilly Rumsey

Q

Acute angles are

A

Below 90*

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Q

Obtuse angles are…

A

More than 90*
Less than 180*

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Q

Reflex angles are…

A

More than 180*

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Q

Right angles are…

A

90*

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Q

Angles on a straight line…

A

Add up to 180*

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Q

Angles around a point…

A

Add up to 360*

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Q

Vertically opposite angles…

A

Are equal

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Q

Angles in a triangle…

A

Add up to 180*

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Q

Equation to find the total for interior angles

A

180(n-2)
N = no. of sides

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Q

Exterior angles…

A

Add up to 360*

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Q

Alternate angles…

A

Are equal

Z

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Q

Co-interior angles…

A

Add up to 180*

C

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Q

Corresponding angles…

A

Are equal

F

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Q

Interior angle + exterior angle =

A

180*

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