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20 Cards in this Set
 Front
 Back
What is an equalateral triangle?

a triangle with all sides are equal

What is a scalene triangle?

a triangle with no equal sides

What is an isosoles triangle?

a triangle with two equal sides

What is a vertex

a point where two sides meet

What is an acute angle?

an angle less than 90 degrees

What is an obtuse angle?

an angle that is more than 90 degrees but less that 180 degrees

What is a right angle?

an angle that is 90 degrees

What is a reflex angle?

an angle more than 180 degrees

What is a straight angle?

an angle that is 180 degrees exactly

How many degrees are there in a circle?

there are 360 degrees

How many degrees are there in a half circle?

there are 180 degrees in a half circle

What are congruent angles?

have the same angles in degrees

What are parallel lines?

lines that are always the same distance apart never touching

What makes angles supplementary?

if together they equal 180 degrees

What makes complementary angles?

if together they equal 90 degrees

What is a shape with 3 sides called?

triangle

What is a shape with 4 sides called?

quadralateral

What is a shape with 5 sides called?

pentagon

What is a shape with 6 sides called?

hexagon

What is a shape with 8 sides called?

octagon
