Compose and Decompose
Attributes
Name That Shape!
Examples and Non-Examples
Parallelograms
100
A square and two triangles can be used to compose what quadrilateral?
Trapezoid
100
How are these two figures alike?
Both are quadrilaterals and parallelograms.
100
What is the name of polygons with 4 sides?
Quadrilaterals
100
What is a non-example of a parallelogram? Why?
Trapezoid. Parallelograms have 2 sets of parallel lines and a trapezoid has only one set of parallel lines.
100
What is 1 type of quadrilateral that has 4 equal sides?
Rhombus or square
200
What two shapes can be used to compose a square?
2 triangles
200
What shape ALWAYS has two pairs of opposite sides of equal lengths?
Rectangle
200
Quadrilateral with sides of equal lengths and no right angles
Rhombus
200
What is another example of a rectangle? Why?
A square!
200
How many sets of parallel sides does a parallelogram have?
2
300
If a square and two triangles can be used to compose a trapezoid, can you compose a trapezoid with three triangles?
Yes!
300
What are three words that can be used to describe this shape?
Polygon, quadrilateral, and parallelogram
300
A shape with 4 equal sides and 4 right angles.
Square
300
What is another example of rhombus?Why?
A square!
300
What are three other names for a square?
Parallelogram, rhombus, rectangle
400
What is a composite shape?
Using 2 or more shapes to compose a larger shape.
400
Name four attributes of a rectangle.
2 sets of parallel lines
square corners
opposite sides of equal length
quadrilateral (four sides)
400
A shape with 2 sets of parallel lines, 2 opposite sides of equal lengths, and 4 right angles
Rectangle
400
Why is a rectangle a non-example of a square?
A rectangle does not have all equal sides.
400
Is a trapezoid a type of parallelogram? Why or why not?
No because a trapezoid has 1 set of parallel sides and a parallelogram has 2 sets of parallel sides.
500
What is the meaning of decompose?
To break apart a figure into smaller shapes.
500
Which is not an attribute of a trapezoid?
a. 4 sides
b. quadrilateral
c. 4 square corners
d. one set of parallel lines
C. 4 square corners
500
2 sets of parallel sides, 2 opposite angles that are congruent, 2 sets of opposite sides that are the same length
Parallelogram
500
What is a non-example of a quadrilateral? Why?
Triangle, pentagon, hexagon, octagon, hectagon, etc. Each have more or less than four sides.
500
Why is a square a rectangle?
It has 2 sets of parallel sides and has 4 right angles.