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Geometry Vocab

Geometric Vocabulary Terms

a closed, curved shape in which all points on the shape are the same distance from the center circle
the distance around a circle; the perimeter of a circle circumference
the distance across a circle through its center diameter
the distance from the center of a circle to a point on the circle radius
a closed shape with straight sides polygon
a quadrilateral that has two pairs of parallel sides parallelogram
a quadrilateral that has four right angles rectangle
a parallelogram with all four sides of equal length rhombus
a parallelogram with four equal sides and four equal angles square
a quadrilateral with no parallel sides trapezium
a quadrilateral with exactly one pair of parallel sides trapezoid
the distance around a closed, flat shape perimeter
the number of the square units needed to cover a surface area
a polygon with all equal sides and all equal angles regular polygon
a polygon with four sides quadrilateral
a polygon with eight sides octagon
a polygon with three sides triangle
a triangle with a right angle right triangle
a triangle with an obtuse angle obtuse triangle
a triangle with all acute angles acute triangle
a triangle with sides of three different lengths scalene triangle
a triangle with at least two sides the same length isosceles triangle
a triangle with all three sides the same length equilateral triangle
a polygon with six sides hexagon
a polygon with five sides pentagon
Created by: daiseymd