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Angles
Tools and Definitions
Constructions
Lines
Shapes Vocab
100
An angle that measures 90 degrees.
What is a right angle?
100
The branch of mathematics concerned with the properties and relations of points, lines, surfaces, solids, and higher dimension analogs.
What is geometry?
100

to draw or create with your compass and strightedge.

What is a construction?

100

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

What are parallel lines?

100
A shape that has six sides.
What is a hexagon?
200
An angle that measures more than 0 but less than 90 degrees.
What is an acute angle?
200
A tool used to measure angles.
What is a protractor?
200
A figure formed by two rays with a common endpoint.
What is an angle?
200

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

What are perpendicular lines?

200

A shape where all points on the edge are equidistance from the center. 

What is a circle?

300
An angle that measures more than 90 degrees but less than 180 degrees.
What is an obtuse angle?
300

A synonym for equal in measure

What is congruent?

300

when a shape is completely inside the other shape and every vertex (corner) touches the outer edge.

What is inscribed?

300

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

What is a line segment?
300

The three different types of triangles. (100 points per correct answer)

What are Equilateral, Isosceles, Scalene?

400

A line that splits the angle into two equal peices

What is an Angle Bisector?

400

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

What is radius?

400

a segment is a line through the midpoint of the segment that is perpendicular to the segment.

What is a perpendicular bisector?

400

A bisector divides a line or angle into two pieces. These pieces are.... 

What is equal or same parts?

400

A shape where all of the sides are congruent and all of the angles are congruent. (not a square)

What is a quadrilateral!

500

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

How many is 180?

500

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

What is Conjecture?

500

5 types of constructions we have learned in class. 

What are circle, squares, parallel line, perpendicular lines, hexagon, triangles?

500

The point where two lines meet

What is an intersection point?

500

5 examples of polygons. 

What are square, triangle, diamond, hexagon, and octagon?

Polygon: shape with the same number of sides and angles. (not a circle)