ANGLES
An angle measure of 90 degrees
Right Angle
Lines that intersect and create a right angle are _____.
Perpendicular
What is symmetry?
A reflected or mirror image.
One side of a line of symmetry will match up exactly with the other side of the line of symmetry.
What is a line? (Draw a line)
A line is a long, never-ending, continuous mark.
Show a line with arrows on either end to show that it keeps going on forever.
What is 5 times as many as 6?
30
Obtuse Angle
Lines that cross each other are called _____ lines.
intersecting
A square has ___ lines of symmetry.
4
A ray has a point at one end and a continuous line on the other end.
Is 6/12 greater than, less than, or equal to 3/4?
Less than
An angle measure that is less than 90 degrees
Acute angle
Lines that never intersect are ________.
Parallel
A rectangle has __ lines of symmetry.
2
What is a line segment? (Draw a line segment)
A line segment is a line that has one point on both ends of the line, showing that the line stops there and doesn't keep going.
What is 5 quarters in DECIMAL FORM ($_._ _)?
$1.25
Different angles that measure the same are ______.
Congruent
A line that stops at one point but continues on the other side is called a ____.
Ray
An equilateral triangle has __ lines of symmetry.
3
What is an angle?
An angle is a figure that is formed by two rays meeting at a common endpoint.
Divide 639 by 9
71
When you add up all of the angles in a triangle, it will measure _____ degrees.
180 degrees
Two lines that intersect at a point create an ______.
Angle
6
What is a protractor?
A protractor measures angles.
24 feet