HES Polygons

What do you call a closed shape, with straight sides, and is 2-D?

• circle

• polygon

• sphere

• cube

A shape with four sides and four angles

• cube

• pentagon

• quadrilateral

• triangle

How many right angles does a rectangle have?

• 2

• 3

• 4

• none

A six sided shape with six angles

• heptagon

• hexagon

• nonagon

• decagon

A ten sided shape with ten angles

• octagon

• quadrilateral

• decigon

• decagon

A triangle with 2 sides equal length

• isoceles

• scalene

• right

• equilateral

A triangle with all angles less than 90 degrees

• obtuse

• right

• acute

• scalene

A shape with only one pair of parallel sides

• parallelogram

• trapezoid

• square

• triangle

A shape with 8 sides and 8 angles

• octagon

• nonagon

• heptagon

• quadrilateral

A triangle with at least one angle greater than 90 degrees

• acute

• obtuse

• equilateral

• right