Vocabulary
Rays and Angles
Polygons
Quadrilaterals
Triangles
100

An exact location in space

A point

100

What is part of a line that starts at an endpoint and goes on in one direction? 


A ray

100

Is this a polygon?  If no explain why


NO- because it is open! 
100

4 right angles and the sides are all the same length

square

100

In an equilaterl traingle, how many sides are the same? 

3 or all of them!

200

A straight set of points that extends forever in opposite directions 



A line 

200

When 2 rays form together, they make a ____


An angle

200

Polygon with 3 sides

triangle

200

It has 4 right angles and is also a parallelogram

A rectangle

200

In an scalene triangle, how many sides of the same or equal? 

zero!!!!!

300

Part of a line between 2 endpoints



A line segment

300

There are 3 types of angles. Which one measures EXACTLY 90 degrees


A right angle

300

polygon with 8 sides

octagon 

300

A quadrilateral with only one pair of sides

a trapezoid

300

What type of triangle is shown here? 


An isosceles triangle 

400

Take a look at this image. Look at point EF...what is that an example of?


A ray

400

Check out this image. There are 5 angles inside this polygon. One angle is 68 degrees. What type of angle is that called? 


An acute angle 

400

Polygon with 4 sides (BE CAREFUL!!!)

quadrilateral 

400

A quadrilateral with 2 pairs of parallel sides

A parrallelogram

400

We discussed we can classify triangles by their angles. Looking at this triangle, what type of triangle is this? 


A right triangle

500

Take a look at the following image: Name All of the Lines


Line AC; Line BD; Line BE; Line AF; Line CF

500

Check out this image. There are 5 angles inside this polygon. One angle is 121 degrees. What type of angle is that called? 

An obtuse angle

500

Polygon with 6 sides

hexagon

500

A quadrilateral that has opposite sides that are parallel and all of its sides are the same length

A rhombus

500

We discussed we can classify triangles by their angles. Looking at this triangle, what type of triangle is this? 


An obtuse triangle

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