Polygons Circles Angles/Lines Prefixes 3D

100

What is a hexagon
This polygon has six sides

100

What is radius
This line segments stems from the center point to an outer edge

100

What is segment
A line with two ending points

100

What is 3
tri

100

What is cube
six faces, 8 vertices, 12 edges-all equal

200

What is isosceles
A triangle with two congruent sides

200

What is diameter
This line is the radius doubled

200

What is a ray
A line that continues in only one direction

200

What is 6
hex

200

What is triangular pyramid
4 faces, 4 vertices, 6 edges

300

What is decagon
A polygon with 10 sides

300

What is circumference
The special name for a circle's perimeter

300

What is obtuse
An angle greater than 90 degrees and less than 180 degrees

300

What is 8
octa

300

What is a rectangular pyramid
5 faces, 8 edges, 5 verices

400

What is heptagon
The polygon with 7 sides

400

What is 360
There are this many degrees in a circle

400

What is vertex
The common endpoint of two rays

400

What is 5
penta

400

What is cone
one flat face, one vertex

500

What is dodecagon
This polygon boasts twelve sides

500

What is pi
The ratio of a circle's circumference to its diameter

500

What is hypotenuse
What is the line opposite the right angle in a right triangle. It is also the longest line of the three

500

What is 9
nono

500

What is shpere
4 pi r squared is the formula for finding the surface area of this 3 D shape

Geometry

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