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Angles
Triangles & Quadrilaterals
Other Polygons
Area
Sum of Angles
100
This kind of angle measures less than 180 degrees but more than 90 degrees.
Obtuse angle
100
This is a quadrilateral with two sets of parallel sides
A parallelogram
100
This is a five sided polygon.
Pentagon
100
Area of a rectangle with a base of 4 meters and a height of 20 meters.
80 square meters
100
The sum of angles for a triangle.
180 degrees.
200
This angle is less than 90 degrees.
Acute angle
200
This is a quadrilateral with only one pair of parallel sides.
A trapezoid
200
This is any polygon with ten sides.
Decagon
200
Area of a triangle with a base of 5 mm and a height of 4 mm.
10 square mm
200
The sum of angles for a quadrilateral.
360 degrees.
300
These angles have measures of exactly 90 degrees.
Right angles
300
This type of triangle has all angles and sides congruent.
Equilateral triangle
300
This is a closed figure with three or more sides.
Polygon
300
Area is measured in these types of units.
Square units
300
The sum of angles of a rhombus.
360 degrees.
400
What are two lines that intersect and form a right angle called?
Perpendicular lines
400
This type of quadrilateral has all the properties of parallelograms, rectangles, and rhombuses.
Square
400
A stop sign is an example of this type of polygon.
Octagon
400
Area of a parallelogram with a base of 5 cm, a side of 6 cm, and a height of 10 cm.
50 square cm
400
The third angle measurement of a right triangle with one angle 50 degrees.
40 degrees
500
The sum of the measure of the angles of a _________ always equal 180 degrees.
Triangle, straight line, or supplementary angle set
500
This triangle has at least two angles congruent.
Isosceles triangle
500
The Department of Defense in Washington, DC, is housed in a building that has this shape.
Pentagon
500
Surface area of a cube that measures 2 inches x 2 inches x 2 inches.
24 square inches
500
The measurement of the 4th angle of a quadrilateral with angles of 110, 50, & 100.
100 degrees