Vocabulary
An angle that equals 90 degrees
A right angle
I am a polygon with three sides
A triangle
How many degrees is a right angle?
90 degrees
No, lines extend on forever in both directions.
I see an angle that is 45 degrees this is an ____ angle
Acute
A part of a line
I am any polygon that has four sides
A quarilateral
I have an angle that measures 95 degrees. What kind of angle is this?
An obtuse angle
How many points are in a line segment?
2
I see a set of perpendicular lines. They must be ____ degrees.
These types of lines never cross
Parallel Lines
I am a quadrilateral with four equal sides and four right angles.
A square
I have a right triangle with 2 equal angles. How many degrees are those angles?
45 degrees
A straight line equals ______ degrees
180
A rectangle has two sets of ________ lines
Parallel
Perpendicular
I am a polygon with three sides that are all different lengths.
How many sets of right angles can be found in a straight line?
2 (90 degrees + 90 degrees=180 degrees)
This part of a line has a fixed starting point and no stopping point.
A ray
A full circle is _____ degrees.
360
Angles that are less than 90 degrees are _____ while angles greater than 90 degrees are ________.
Acute and Obtuse
I am a quadrilateral with two sets of parallel lines.
Hint: There might be more than one answer
A rectangle or parallelogram
If I had a full circle made up of three angles.
One right angle, one angle measuring 135 degrees. How many degrees is the third angle?
135 degrees
This is the point where two lines cross
An intersection
An isosceles triangle has a _______ angle.
right