Flashcards by gherron, updated more than 1 year ago
Created by gherron over 7 years ago


GCSE, GCE Maths GCSE Revision Flashcards on Angles, created by gherron on 05/06/2013.

Resource summary

Question Answer
What is special about corresponding angles? They are equal in size
What is special about alternate angles? They are equal in size
How many degrees on a straight line? 180
How many degrees are in a circle? 360
How many degrees are inside a pentagon (5 sides) 5 sides = 3 triangles = 3 x 180 = 540
How many degrees are in a triangle? 180
How many degrees are inside a rectangle or square? 360
How many degrees are inside a hexagon (6 sides) 6 sides = 4 x triangles = 4 x 180 = 720
Describe an interior angle? The angle between 2 adjacent lines inside the shape
Describe an exterior angle The angle on the outside of the shape which is made by extending the side to make a straight line
Describe an alternate angle The two angles which are inside the parallel lines and on opposite sides of the transversal (the line that joins the parallel lines)
Describe a corresponding angle? Two angles which are on the same side of the transversal and both are either on top or on the bottom of the parallel lines
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