Angle Basics
Angles and Degrees
Polygon Basics
Triangles
Four-Sided Polygons
100
An angle that forms a square, as seen below, is an angle of this many degrees and is called this.
What is a 90o angle, or a right angle.
100
Find the value of each missing angle, seen below.
What are 1) 150 and 2) 1120
100
This is the name for a seven-sided polygon.
What is a heptagon.
100
A triangle is any polygon with this number of sides.
What is three sides.
100
This is the name for any polygon with four sides.
What is a quadrilateral.
200
An acute angle is an angle that has this number of degrees; an obtuse angle is an angle that has this number of degrees.
1) What is between 0o and 90o
2) What is between 900 and 180o
200
The definition of 1) Parallel Lines, and 2) Perpendicular Lines.
What are 1) Lines that will never cross, and 2) Lines that cross at a right angle.
200
For a shape to be a polygon, it must follow these three rules.
1) What is the polygon must use only straight lines.
2) What is the polygon must be a closed shape.
3) What is the polygon's sides may only touch one other side at each vertex.
200
The three types of triangle, by angle, explained.
What are:
1) Right Triangle, including a right angle.
2) Obtuse Triangle, including an obtuse angle.
3) Acute Triangle, including all acute angles.
200
A quadrilateral with one pair of parallel sides is called this.
Bonus: What is another name for this shape, used in other parts of the world such as England and Australia?
What is a trapezoid, or a trapezium.
300
A straight line contains this many degrees; a circle contains this many degrees.
What is 1800 and 3600
300
The name of angles that are formed when two or more lines cross.
Bonus: What is a real-life example of transverse angles?
What are transverse angles.
300
The definition of a regular polygon.
What is a polygons where all sides and all angles are equal.
300
The three types of triangle, by side length, explained.
What are:
1) Equilateral Triangle, with all three side lengths equal.
2) Isosceles Triangle, with two side lengths equal.
3) Scalene Triangle, with no side lengths equal.
300
A quadrilateral with two pairs of parallel sides is called this.
A quadrilateral with two pairs of parallel sides and equal-length sides is called this.
A quadrilateral with two pairs of parallel sides and equal angles is called this.
A quadrilateral with two pairs of parallel sides, equal sides, and equal angles is called this.
1) What is a parallelogram.
2) What is a rhombus.
3) What is a rectangle.
4) What is a square.
400
Angles that add together to form a right angle of 900, as seen below, are called this.
What are complementary angles.
400
The two key relationship rules of transverse angles:
1) Opposite angles will always have this relationship.
2) Two angles along the same line will always have this relationship.
1) What is they will be the same.
2) What is they will add to 1800
400
True or False: This shape, seen below and called this, is a polygon. Why or why not?
1) What is a cube.
2) What is as this is a 3-D shape where more than two lines touch, it is not a polygon.
400
A triangle has this number of interior degrees.
What is 1800.
400
A quadrilateral has this number of interior degrees.
What is 3600
500
Angles that add together to form a straight angle of 1800, as seen below, are called this.
What are supplementary angles.
500
Find the value of each angle.
What are:
2, 4, 8 = 650
1, 3, 5, 7 = 1150
500
This is the maximum (the most) number of sides that a polygon can have.
What is infinite number of sides - there is no limit.
500
For the triangle seen below: 1) What kind of triangle, by angle, is it? and 2) Find the missing angle.
What are 1) an obtuse triangle, and 2) 320
500
The value of the missing angle inside this quadrilateral, seen below.
What is 980.