Polygons
Triangles
Parallel Lines
Regular Polygons
Circles
100
What shape has interior angles adding to 360'?
Quadrilateral
100
What do all 3 interior angles add to?
180'
100
What rule has these angles form a 'Z' shape on parallel lines?
"Alternate angles" rule.
100
Name the shape if interior angles are 60'?
Equilateral triangle
100
What's a line that cuts a circle in half called?
Diameter
200
What shape has interior angles adding to 540'?
Pentagon
200
Name this rule: "Sum of the interior opposite angles equal the exterior angle."
"Exterior angle of a triangle."
200
What rule has these angles form a 'F' shape on parallel lines?
"Corresponding angles" rule.
200
Name the shape if interior angles are 108'?
Regular pentagon
200
What's a line segment joining two points on a circle called?
Chord
300
What shape has interior angles adding to 720'?
Hexagon
300
What type of triangle has two equal angles?
Isosceles
300
What rule has these angles form a 'U' shape on parallel lines?
"Co-interior angles" rule.
300
Name the shape if interior angles are 135'?
Regular octagon
300
What's a line that touches a circle at one point only called?
Tangent
400
What shape has interior angles adding to 900'?
Heptagon
400
If the sum of the base angles is 80', the third angle is what?
100'
400
What do 'supplementary angles' add to?
180'
400
Name the shape if exterior angles are 72'?
Regular pentagon
400
What's the name given to part of the circumference?
Arc
500
What shape has interior angles adding to 1,080'?
Octagon
500
If the interior opposite angles are 120', the exterior angle is what?
120'
500
What's the name of a line that crosses two parallel lines?
"Transversal"
500
Name the shape if exterior angles are 36'?
Regular decagon
500
Two lines drawn from either end of the diameter to meet at the circumference always has the same angle. What's the angle?
90'
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