Must Do Monday Geometry Vocabulary

What degree makes up an obtuse angle?

• less than 90 degrees

• more than 90 degrees

• exactly 90 degrees

• 180 degrees

What degree makes up half a circle?

• 180

• 360

• 90

• 0

What degree makes up 1/4 of a circle?

• 90

• 180

• 360

• 0

​ (a)   means to find area.

• length times width

• add all sides

a THREE sided polygon 

• Circle 

• Line 

• Square

• Triangle

a FIVE sided polygon

• pentagon

• hexagon

• octagon

• cirlce

a SIX sided polygon

• hexagon

• pentagon

• octagon

• triangle 

a quadrilateral with opposite sides parallel and equal in length

• Circle 

• Parallelogram 

• Triangle 

• Octagon 

a triangle with at least one angle of 90 degrees. 

• right triangle 

• acute triangle 

• equilateral triangle 

• orange triangle 

a two dimensional closed shape made with three or more line segments. 

• Triangle

• Square

• Circle

• Polygon