The polygon with the least number of sides
What is a triangle?
A four-sided polygon
What is a QUADRILATERAL?
A closed 2d shape with straight lines
What is a POLYGON?
A shape with five EQUAL sides
What is a REGULAR PENTAGON?
The number of angles, sides, and vertices of the TRIANGLE
What is three?
A quadrilateral with TWO sets of PARALLEL sides
What is a PARALLELOGRAM?
A common 2D shape that is not a polygon
What is a circle?
A four-sided polygon with four right angles
What is a RECTANGLE?
The three names of triangles based on how their ANGLES are
What is ACUTE, RIGHT, and OBTUSE triangles?
A quadrilateral that is a rectangle AND a rhombus at the same time
What is a SQUARE?
What do ALL polygons have in common?
They ALL have THREE or MORE angles and straight sides?
A triangle with only acute angles AND congruent sides
What is an EQUILATERAL triangle?
The three names of triangles based on the length of their sides
What is EQUILATERAL, ISOSCELES, and SCALENE triangles?
A quadrilateral that has TWO RIGHT ANGLEs and ONE PAIR of PARALLEL sides
What is a TRAPEZOID?
A polygon with 8 equal sides
What is a REGULAR OCTAGON?
The shape that results from cutting a hexagon in half or the top of a triangle
What is a TRAPEZOID?
A triangle with an angle of 90 degrees
What is a RIGHT triangle?
A quadrilateral with four equal sides, 2 obtuse angles, and 2 acute angles.
What is a RHOMBUS?
How can you make a polygon NOT a polygon?
What is remove a side or curve a side?
A shape made by sticking two acute equilateral triangles together by one side
What is a rhombus?