Name a quadrilateral with 4 equal sides and 4 right angles.
square
the kind of angle on a square or rectangle
right angle
We usually use ___________ to name points, rays, lines, line segments, and angles.
letters
any polygon with four sides
quadrilateral
the point where edges meet
vertex or vertices
a quadrilateral with 4 equal sides
rhombus
an angle that is smaller than 90 degrees
acute angle
A _____ is a single place, shown by a dot.
point
any polygon with six sides
hexagon
Two lines that will never intersect are _____.
parallel
a quadrilateral with 4 right angles and opposite sides are equal in length and parallel
rectangle
an angle that is larger than 90 degrees
obtuse
A ________ goes on forever in both directions, which is shown by arrows on the end.
line
any polygon with eight sides
octagon
Two lines that intersect and make right angles are _______.
perpendicular
Name a quadrilateral with opposite sides that are equal are parallel
parallelogram
an angle that is exactly 90 degrees, like the corner of a piece of paper
right angle
line segment
any polygon with five sides
pentagon
The distance around the edge of a shape is called the _______.
perimeter
quadrilateral with one set of parallel sides
trapezoid
The two kinds of angles you would find on a rhombus, but not a square.
acute and obtuse
A _____ has one endpoint and goes on forever in one direction.
ray
a polygon with all equal sides
a regular polygon
The measure of the flat space inside a shape is called the _____.