Polygons, Triangles, and Quads! Oh my!

What is a polygon?

• a closed figure made up of line segments

• an open figure made up of line segments

• a closed figure made up of rays

• an open figure made up of raysA

What is this shape?

• Ray

• Trapezoid

• Parallelogram

• Rhombus

Pentagons have...

• 5 sides and 5 angles

• 3 sides and 2 angles

• 2 sides and 3 angles

• 10 sides all together

Name this shape

• Rhombus

• Square

• Trapezoid

• Pentagon

True or False. This is a polygon

• True

• False

How many sides does a hexagon have?

• 3

• 4

• 5

• 6

How many sides does an octagon have?

• 5

• 6

• 7

• 8

What are the properties of an isosceles triangle?

• It has two congruent sides

• it has three congruent sides

• it has no congruent sides

• all of the angles are less than 90 degrees

What are the properties of an acute triangle?

• All the angles are congruent

• it has three congruent sides

• it has three acute angles

• it has no acute angles

What is a property of an obtuse triangle?

• it has no obtuse angles

• it has one obtuse angle

• it has two obtuse angles

• it has 3 obtuse angles