Lines and Angles
Triangles
Circles and Transformations
Symmetry
Potpourri
100
An angle that has a measure of greater than 90 degrees but less than 180.
What is an obtuse angle?
100
The definition of an equilateral triangle.
What is the triangle with three equal sides?
100
A twin of the original shape(that forms when flipped over a line).
What is a reflection?
100
The definition of symmetry.
What is two halves that match?
100
Lines that cross or intersect at 90 degrees.
What are perpendicular lines?
200
An angle greater than 180 degrees.
What is a reflex angle?
200
The definition of a square.
What is a quadrilateral with equal sides and every and is right angles?
200
The distance across a circle through the center.
What is a diameter?
200
A triangle that has no symmetry.
What is a right triangle?
200
Figures or angles that have the same size and shape.
What is congruent?
300
A triangle with all angles less than 90 degrees.
What is an acute triangle?
300
Without changing the actual shape just sliding or moving it.
What is a translation?
300
The definition of congruency.
What is the same size and same shape?
300
A closed figure with closed sides.
What is polygon?
400
An angle that measures less than 90 degrees.
What is an acute angle?
400
A quadrilateral where every angle is 90 degrees and two sides are longer than the other.
What is rectangle?
400
The distance from the center to a point on the circle.
What is radius?
400
The definition of rotational symmetry.
What is when you can rotate an object and it looks the same?
400
The defintion of line of symmetry.
What is the line that separates an object to make the halves congruent?
500
A straight angle.
What is an angle 180 degrees and looks like a straight line?
500
The definition of obtuse triangle.
What is a triangle with an angle greater than 90 degrees?
500
A straight line that just touches the circle.
What is a tangent?
500
How many lines of symmetry a star has.
What is 5?
500
The definition of a reflex angle.
What is an angle that measures more than 180 degrees and less than 360 degrees?
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