Quadrilaterals
4 right angles and all sides same length
square
What is a triangle with all angles less than 90 degrees?
acute
Triangle with one right angle is
right triangle
The point where rays meet is called the?
Vertex
An angle between 90 and 180 degrees is classified as what?
Obtuse
no right angles, all sides the same length
rhombus
What is a triangle with one side greater than 90 degrees?
obtuse
What does "quad" in quadrilateral mean?
4 sides
Each angle meets at the
vertex
a straight angle is measured at ...
180 degrees
only 1 pair of parallel sides
trapezoid
A triangle with one 90 degree angle
right
what are the names of lines that will never cross
parallel lines
daily double
an exact spot on line is called a
point
A full rotation of a circle has how many degrees?
360
4 right angles, but only opposite sides are parallel and equal
rectangle
Triangles have 3 sides - true or false
true
Which two quadrilaterals have 4 equal sides?
Square and rhombus
a line that has two endpoint is called a?
line segment
Two lines that never intersect are called...
parallel
opposite sides are parallel and equal, no right angles
parallelogram
a right triangle has 1 angle that is exactly...
90 degrees
What are the names of lines that cross at 90 degree angles?
perpendicular lines
a line that has one endpoint and goes in one direction is called a
ray
An angle smaller than 90 degrees
acute