Shape Names
Rays
Lines
Angles
Geometry History
100
What shape has four corners with sides equal length?
A Square
100
Define a Ray?
A Ray is a line that has a beginning point and continues endlessly in one direction.
100
Define a Line.
A Line has two sides that go continuously in both directions.
100
What Angle is 90 degrees?
Right Angle
100
What is the definition of geometry?
the branch of mathematics concerned with the properties and relations of points, lines, surfaces, solids, and higher dimensional analogs.
200
What shape has four sides with only 2 pairs of equal sides?
A Rectangle
200
What does a Ray look like? (Draw)
200
How many degrees is a line?
180 degrees
200
What angle is greater than 90 degrees?
Obtuse Angle
200
When was Geometry invented?
325-265 B.C
300
What shape has 5 sides?
A Pentagon
300
What is the difference between a Line and a Ray?
A line goes forever on both sides with no beginning or end while a Ray has a starting point and continues in one endless direction.
300
What angle is less than 90 degrees?
Acute Angle
300
Who invented Geometry?
Euclid
400
What shape could easily roll sown a hill?
A Circle
500
What shape has 8 sides?
A Octagon