2D Shapes
Angles
Lines
Definitions
Perimeter and Area
100
A shape with 8 sides
What is octagon
100
A angle that is more than 90 degrees
What is an obtuse angle
100
A line with two end points
What is a line segment
100
Then umber of square units needed to cover the inside of a region or plane figure
What is area
100
The perimeter of a square with the measurement of one side being 4 inches.
What is 16
200
Any figure with four sides
What is a quadrilateral
200
A shape that has 3 angles
What is a triangle
200
Two lines that never cross
What is parallel lines
200
The distance around a figure
What is perimeter
200
The area of a rectangle with two sides measuring 6 inches and 4 inches
What is 24
300
A six sided figure
What is a hexagon
300
A shape that has 5 angles
What is a pentagon
300
A line that starts at a point, and goes on forever in one direction
What is a ray
300
An imaginary line that divides a figure into two congruent parts
What is Line of symmetry
300
The perimeter of a triangle with each side measuring 8 feet
What is 24
400
The shape of a stop sign
What is an octagon
400
A angle smaller than a right angle
What is an acute angle
400
Lines that intersect at right angles
What is perpendicular
400
Same shape and same size
What is congruent
400
What is the area of a square ceiling tile with the measurement of 7
What is 49
500
A shape with no sides
What is a circle or an oval
500
An angle with 90 degrees
What is a right angle
500
Two lines that cross
What is intersecting lines
500
Any shape that has three or more straight sides and are closed
What is a polygon
500
The perimeter of a rhombus with the measurement of 20 inches on each side
What is 80
M
e
n
u