lines
angles
triangles
quadrilaterals
terms
100
line
What is something that continues in both directions forever
100
less than 90 degrees
What is an acute angle
100
a triangle with 3 sides the same length
What is an equilateral triangle
100
a quadrilateral with 4 equal sides and 4 right angles
What is a square
100
a closed figure composed of straight lines
What is a polygon
200
Has one endpoint and continues in one direction forever
What is a ray
200
greater than 90 degrees
What is an obtuse anle
200
a triangle with one angle measuring 120 degrees
What is an obtuse triangle
200
a quadrilateral with opposite sides parallel and equal in length. All sides are the same length. It has 2 acute angles and 2 obtuse angles
What is a rhombus
200
a figure with 5 sides and 5 angles
What is a pentagon
300
two lines that will always be the same distance apart. They will never intersect
What is parallel lines
300
a 90 degree angle
What is a right angle
300
a triangle with a 90 degree angle
What is a right triangle
300
a quadrilateral with only one pair of parallel sides
What is a trapezoid
300
angles whose measures add up to 180 degrees are called
What is supplementary angles
400
lines that form a right angle
What is perpendicular lines
400
an angle that is 180 degrees
What is a straight angle
400
Classify this triangle by its sides and angles: 90 degrees, 45 degrees, 45 degrees./ 12 inches 12 inches, 20 inches
What is a right isosceles triangle
400
What is the measure of the missing angle of the following quadrilateral? 90 degrees, 90 degrees, 120 degrees.
What is 60 degrees
400
angles whose measures add up to 90 degrees
What is complementary angles
500
this is the fewest number of lines/line segments needed to make a polygon
What is 3
500
If angle >abc measures 49 degrees, what is the measure of its complementary angle?
What is 41 degrees
500
Find the missing angle of a right triangle with one angle measuring 56 degrees
What is 34 degrees
500
This is the sum of the interior angles of a quadrilateral
What is 360 degrees
500
a quadrilateral with opposite sides parallel and of equal length
What is a parallelogram