1
Q
3 sides
A
Triangles
2
Q
4 sides
A
Square / quadrilateral
3
Q
5 sides
A
Pentagon
4
Q
6 sided
A
Hexagon
5
Q
7 sided
A
Heptagon
6
Q
8 sided
A
Octagon
7
Q
9 sided
A
Ennegon
8
Q
10 sided
A
Decagon
9
Q
What is a polygon
A
Any shape with 3 or more sides
10
Q
What is a quadrilateral
A
4 sided polygons
11
Q
What is a prism
A
3d polygon
12
Q
Reflex angle
A
Between 180 - 360 degrees
13
Q
Acute angle
A
Less than 90 degrees
14
Q
Obtuse
A
Between 90 - 180 degrees
15
Q
Right angle
A
90 degrees
16
Q
Straight line
A
180 degrees
17
Q
Circle
A
360 degrees
18
Q
Angles of a semi circle =
A
180 degrees
19
Q
Corresponding angles
A
Are equal
20
Q
Vertically opposite angles
A
Are equal
21
Q
Co interior angles
A
Equal 180 degrees
22
Q
A tangent
A
A line that touches the circle at one point
23
Q
A chord
A
A line in the circle that doesn’t pass through the centre point
IGCSE MATH
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