Vocabulary
What is a protractor?
An angle less than 90o
What is an acute angle?
Types of lines that never cross
What are parallel lines?
A line of symmetry that splits a shape evenly from side to side
What is a horizontal line of symmetry?
The sum of two angles is 143o. One angle is 43o. Find the missing angle measurement.
What is 100o?
A shape that only has one set of parallel lines
What is a trapezoid?
An angle greater than 90o
What is an obtuse angle?
Intersectory lines cross at
What is any angle other than 90o?
A line of symmetry that splits a shape evenly from top to bottom
What is a vertical line of symmetry?
The total angle measure of 17o and 94o
What is 111o?
A line that splits a shape evenly in half
A right angle
What is 90o?
Perpendicular lines cross at
What are 90o angles?
The line of symmetry that goes from corner to corner
What is a diagonal line of symmetry?
The total angle measure for 21o and 148o
What is 169o?
A shape that has one set of perpendicular lines
What is a right triangle?
The classification of a 179o angle
What is an obtuse angle?
Rays have a _________
What is a starting point and no end point?
If something is symmetrical, it is the _________
What is the same?
The sum of two angles is 97o. One angle is 13o. Find the missing angle measurement.
What is 84o?
Angles in a square
What are 4 angles?
The classification of a 45o angle
What is a acute angle?
Segments have _______
What is a start and end point?
A heart has a _______ line of symmetry
What is a vertical line of symmetry?
The total degrees of a circle?
What is 360o?