Angles
Tools and Definitions
Math Facts
Lines
Preview
100
An angle that measures 90 degrees.
What is a right angle?
100
A tool used to measure angles.
What is a protractor?
100
A shape that has six sides.
What is a hexagon?
100

Straight lines on the same flat surface (plane) that stay the same distance apart

What are parallel lines?

100

A shape where all of the sides are congruent (same) and all of the angles are congruent.

What is a square? Bonus 200 extra points if you said POLYGON!

200
An angle that measures more than 0 but less than 90 degrees.
What is an acute angle?
200
A part of a line that has one endpoint and extends forever in one direction.
What is a ray?
200

A 2D shape where every point on its outer edge is the exact same distance from a central point

What is a circle?

200

Two straight lines that cross each other at a right angle, measuring exactly 90 degrees

What are perpendicular lines?

200

If the circle is inscribed in the triangle that mean the circle is ______ (inside, outside, on top of, behind).

What is inside?

300
An angle that measures more than 90 degrees but less than 180 degrees.
What is an obtuse angle?
300
A figure formed by two rays with a common endpoint.
What is an angle?
300
The branch of mathematics concerned with the properties and relations of points, lines, surfaces, solids, and higher dimension analogs.
What is geometry?
300

The set of all points on a line between two endpoints.

What is a line segment?
300

When a shape/line/angle changes position, direction, or size on a plane.

What is a transformation?

400
An angle that measures 180 degrees.
What is a straight angle?
400

A synonym for equal in measure

What is congruent?

400

3.14159 These numbers are...

What are the first six digits of pi?

400

The endpoint of the two rays that form an angle. (HINT: the point where two lines meet)

What is a Vertex?

400
Two examples of transformations of a drawing on a plane.

What is reflection, translation, dilation, or rotation. Any two of these are correct, must use math terms to earn points. 

500

The sum of all angles of a triangle are _____ degrees.

How many is 180?
500

The distance of a circle from the center to any point of the outer edge.

What is radius?

500

What is the only number that is neither positive or negitive?

What is zero?

500

A bisector divides a line or angle into two pieces. These pieces are.... (HINT: relative size, bigger, smaller, same?)

What is equal or same parts?

500

A reasonable guess that someone is trying to either prove or disprove. (HINT: it starts with a C)

What is Conjecture?

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