Triangles
Quadrilaterals
Lines, Rays, and Angles
Multiplication
What's my Area again?
100
Name this triangle.
Right triangle
100
A four sided, four angled polygon
Quadrilateral
100
Line AB
100
6 x 7
42
100
40 square centimeters
200
The number of obtuse angles an obtuse triangle must have
One
200
A quadrilateral with one pair of parallel lines
Trapezoid
200
Perpendicular lines
200
9 times as much as 3
27
200
64 square feet
300
The number of acute angles an acute triangle must have
three
300
A quadrilateral with two pairs of parallel sides
A parallelogram
300
Ray EF
300
10 x 34
300
60 square inches
400
A three sided polygon
Triangle
400
Rhombus
400
Angle CBA
400
456 x 3
1368
400
21 square units
500
The sum of the interior angles in a triangle
180
500
The properties of a square
equal side lengths, two sets of parallel sides, equal angles.
500
An angle that measures more than 90 degrees
Obtuse angle
500
4 times as much as 7
28
500
16 square units