4th Grade Geometry
Flash Cards for 4th Grade Geometry
4 equal sides. 90 degree angles.
quadrilateral. 90 degree angles.
distance around a figure
number of square units it takes to cover a figure
bottom of a figure
90 degree angle
Type of Triangle when each angle is less than 90 degrees
Type of Triangle (angle) when 1 angle greater than 90 degrees
Type of Triangle with one 90 degree angle.
Type of Triangle with 2 congruent sides.
Type of Triangle with 3 congruent sides.
Type of triangle with no congruent sides
side opposite the right angle in a right triangle
4-sided quadrilateral. 2 pairs of parallel lines
lines that will never intersect
4-sided quadrilateral. 1 pair of parallel lines
same size, same shape
4 equal-sided polygon
line between two points
many-sided figure, closed, straight line segment
two angles whose sum equals 90 degrees
two angles whose sum equals 180 degrees
A set of lines that intersect at 90 degrees
A set of lines that are equal distance apart and will never intersect no matter how far they are extended; railroad tracks
lines that cross at an angle that is NOT 90 degrees
has a definite starting point and definite ending point; a ruler
extends in each directions infinitely; space
has a definite starting point and an infinite line; the sun's rays
has 180 degrees
an angle that measures less than 90 degrees
an angle that measures more than 90 degrees