The number of square units that cover a two-dimensional shape.
area
A parallelogram with all equal sides.
rhombus or square
Two lines in a plane that do not intersect.
parallel lines
An angle measuring 90 degrees.
right angle
area for this figure
36 cm2
Measurement of space or capacity.
volume
A quadrilateral with at least one pair of parallel lines.
trapezoid
Two intersecting lines that form 90-degree angles.
perpendicular lines
an angle measuring less than 90 degrees
acute
A three-dimensional figure with six square sides.
cube
the measurements needed to calculate for area
length and width
A quadrilateral with opposite sides that are parallel.
parallelogram
type of line representing this steel rail fence
vertical line
an angle measuring more than 90 degrees
obtuse
volume for this figure
3 x 3 x 3
27 un3
the measurements needed to calculate for volume
length, width, height
A quadrilateral with four 90-degree angles.
rectangle or square
type of line representing the red and white stripes of the flag
horizontal
an angle measuring exactly 180 degrees
straight angle
volume of this figure
16 un3
cubic units or units cubed
A quadrilateral with two pairs of equal sides that are also adjacent.
kite
type of lines represented by this signboards
perpendicular
the degrees a full rotation angle measures
360
area of this figure
15 un2