Act 3 Math Vocab

Which word best describes perplexing?

• magical

• confusing

• simple

A dodecahedron has ______ sides.

• 3

• 6

• 12

A polygon is a closed figure. It must have at least ___ side(s).

• 1

• 3

• 2

A rotation _______ an object.

• slides

• turns

• reflects

What is the definition of midpoint?

• the end of a line segment

• a 90 degree angle

• the point that marks the middle of a line segment

Which word best describes "defend" if you are "defending an argument"

• battle

• back down

• support

A conjecture is _____________

• an idea based off observations

• a proven theory

• a debate

a rigid motion ____________

• does not change shape or size

• makes a shape bigger

• does not move

Which best describes a reflection?

• turning around a point

• mirror image

• bigger image

A mathematical model can be....(select all that apply)

• a formula

• a drawing

• a written proof