I have all sides the same length, but I have no right angles. I am a _______.
A. Rhombus
A polygon is a closed shape that only has straight sides. The point at which two sides meet is a vertex. An angle is formed when two sides of a polygon meet.The polygon at the right has _____ sides, _____ angles, and ______ vertices.
4 sides
4 angles
4 vertices
I have exactly one pair of parallel sides. I am a ____________.
Trapezoid
Mr. Anderson asked his students to draw a concave quadrilateral with 4 unequal sides. Draw an example of this kind of quadrilateral.
Which of these is a concave quadrilateral with 4 unequal sides?
C.
I am a quadrilateral with opposite sides the same length. Which quadrilaterals could I be?
(Hint: there is more than one correct answer)
Parallelogram, rectangle, rhombus, square
These are _________ polygons. All angles point inward.
Concave or Convex?
Concave
A rhombus is a parallelogram with _____ equal sides.
4
A parallelogram with four right angles is a _____________.
(Hint: there could be more than one answer)
Square and Rectangle.
I have exactly one pair of parallel sides. I am a _______.
B. Trapezoid
This figure is a rectangle but is NOT a square. Why?
A square has 4 equal sides. A rectangle has opposite sides that are equal.
A square is a parallelogram with ____ equal sides and ____ right angles.
4 equal sides and 4 right angles
Is a trapezoid also a parallelogram? Yes or No?
Use these sentence frames:
A parallelogram has ____ pairs of parallel sides.
A trapezoid has ____ pairs of parallel sides.
No.
A parallelogram has 2 pairs of parallel sides.
A trapezoid has 1 pair of parallel sides.
What is the special name for this quadrilateral?
Parallelogram
Janice drew the shape shown. Leah changes Janice's shape so that it has every side equal but no right angles. What shape does Leah make?
Leah makes a rhombus. A rhombus has equal sides but no right angles.
A trapezoid is not a parallelogram. It has exactly one pair of ________ sides.
parallel
These are __________ polygons. All angles point outward.
Concave or Convex?
Convex
I have 4 right angles and all sides the same length. I am a _______.
A. Square
Perry drew a quadrilateral that is convex and has 2 pairs of parallel sides. Find some of the shapes that could be what he drew.
Select all that apply.
B.
I have all sides the same length, but I have no right angles. I am a _____________.
Rhombus
I have four right angles but only my opposite sides are equal. I am a _________.
A. Rectangle
A rectangle is a parallelogram with 4 _____ angles.
right