Vocabulary Practice Cards Flashcards
(18 cards)
Quadrilateral:
A polygon that has 4 sides, 4 vertices, and 4 angles,.
Rectangle:
A quadrilateral with two pairs of parallel sides, and it also, has four right angles,.
Parallels:
Parallel lines are lines that go in the same direction and run an equal distance from each other(and never cross.)
Rhombus:
A quadrilateral with two pairs of parallel sides, and four equal sides,.
Parallelograms:
A quadrilateral with two pairs of parallel sides.
Squares:
A quadrilateral with two pairs of parallel sides, has four equal sides, and has four right angles,.
Trapezoids:
A quadrilateral with at least one pair of parallel sides.
Regular polygon:
A polygon with equal sides and with equal angles.
Right triangle:
A triangle with a 90° angles
Right angle:
Angle that measures 90°.
Acute triangle:
A triangle that has all angles less than 90*
Acute angle:
An angle that measures less than 90*
Obtuse triangle:
A triangle that has one angle greater than 90*
Obtuse angle:
An angle that measures greater than 90*
Equilateral triangle:
A triangle with all three sides the same length.
Scalene triangle:
A triangle with all sides different lengths.
Isosceles triangle:
A triangle that has two sides the same length.
Polygon:
Closed two-dimensional figures with straight sides.
