What is the name of a triangle where all three sides the same?
equilateral triangle
What is the name of a triangle where all sides are different?
scalene triangle
What is the name of a triangle where two sides are equal?
isosceles triangle
What is the name of an angle that is more than 90 degrees?
obtuse
What is the name of an angle that is less than 90 degrees?
acute
What is the name of an angle that is exactly 90 degrees?
right
What do you call two lines that will never meet?
parallell
What do you call two line that cross to form 90 degree angles?
perpendicular
A shape with four sides
quadrilateral
A shape with six sides
hexagon
What is the name of the angle that is 180 degrees?
straight
Lines that cross at any angle
intersecting
A line that goes up and down
vertical
How we measure an angle
Degrees
A line that has a start, but no end
ray
A part of a line that has a start and end point
line segment
