Classify the Angles
Types of Triangles
Name that Polygon
Classifying Polygons
Vocabulary
100
What are angles that are greater than 90 degrees called?
Obtuse Angles
100
Name this triangle based on it's sides.
Equilateral
100
What type of polygons have four sides and four vertices?
Quadrilateral
100
What is another name for a triangle?
Polygon or plane figure
100
A __________ _________ has congruent sides and congruent angles.
regular polygon
200
What are angles that are smaller than 90 degrees called?
Acute Angles
200
Name this triangle based on it's sides.
Isosceles
200
What type of polygon has three sides, three vertices, and one right angle?
Right triangle
200
State every name for a rectangle.
Plane figure, polygon, quadrilateral, parallelogram
200
__________ angles are angles of equal measure.
Congruent
300
What are angles that are equal to 90 degrees called?
Right angles
300
Name this triangle based on it's angles.
Right triangle
300
What type of polygon has five sides and five vertices?
Pentagon
300
State every name for a kite.
Plane figure, polygon, quadrilateral.
300
_____________ sides of a polygon are sides that touch.
Adjacent
400
True or False
Every isosceles triangle is also an equilateral triangle.
True
400
What type of triangle has 1 angle that is greater than 90 degrees?
Obtuse triangle
400
What type of polygons has four sides, but only one set of parallel lines?
Trapezoid
400
WHOMP WHOMP.
You lose 400 points!
Better luck next time.
400
When the sides of a polygon are _____________, they form a right angle.
perpendicular
500
True or False
The sum of all the angles of a triangle will always be 180 degrees.
True
500
What type of triangle has 3 acute angles?
Equilateral triangle
500
What type of polygon has 4 sides, 2 pairs of parallel sides, 4 right angles, but adjacent sides are not congruent?
Rectangle
500
What attributes do squares and rectangles have in common?
Both are:
1. four sides
2. two pairs of parallel sides
3. four right angles
4. opposite sides are equal
500
________ _________ never intersect, even when they are extended.
Parallel lines/sides