Geometry Terms
Angles
Area, Perimeter, Volume
Triangles
Quadrilaterals
100
A four-sided polygon.
What is a quadrilateral?
100
An angle measuring 90 degrees.
What is a right angle?
100
The formula to find the area of a rectangle.
What is, area = length x width?
100

These are the three types of triangles according to their angles.

What is acute, obtuse, and right? 
100
A quadrilateral with one pair of parallel sides.
What is a trapezoid?
200
A part of a line that has one endpoint and extends forever in one direction.
What is a ray?
200
An angle measuring less than 90 degrees.
What is an acute angle?
200
The sum of all the sides of a polygon.
What is the perimeter?
200

These are the three types of triangles according to their sides.

What are equilateral, isosceles, and scalene?

200

Any parallelogram with all four sides the same length.

What is a rhombus? 
OR

What is a square?

300
A six-sided polygon.
What is a hexagon?
300
An angle measuring more than 90 degrees.
What is an obtuse angle?
300
Multiplying the Base times the height. 
What is volume?
300

The number of degrees in every triangle.

What is 180 degrees?
300

The total number of degrees in every quadrilateral.

What is 360 degrees?
400
A part of a line that has 2 endpoints.
What is line segment?
400
An angle measuring exactly 180 degrees.
What is a straight angle?
400
The space inside a cube with a length of 9 units, width of 9 units and height of 9 units.  
What is 729 units cubed? 
400
The missing angle if a triangle has angles measuring 45, 90, and ______ degrees.
What is 45 degrees?
400
Three shapes that are also parallelograms.

What are squares, rectangles, and rhombuses?

500
Lines that intersect and form square corners.
What are perpencicular lines?
500
The point where two lines meet and form an angle.
What is a vertex?
500
The space of a cube with a side length of 12 units. 
What is 1,728 units cubed?
500
Visual Clue: The two names used to classify this triangle.
What are acute and scalene?
500

The missing measurement of a quadrilateral with these angles: 50 degrees, 98 degrees, 75 degrees, and __________.

What is 137 degrees?