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AMr G. Chpt 3
AMr.G Chapter 3 Vocab
Question | Answer |
---|---|
Perfect square | a number that is the square of a whole number |
Square root | a number when multiplied times itself is a perfect square |
Pythagorean Theorem | a²+b²=c² |
Leg | The two short sides on a right triangle |
Hypotenuse | The longest side of right triangle-opposite the right angle |
Irrational number | Numbers that cannot be written in the form a/b where a and b are integers and b≠0 |
Reflection | a transformation that flips a figure over a line |
Rotation | a transformation that turns a figure around a point |
Rotational Symmetry | when a figure can be rotated 180° or less and exactly match the original figure |
Line of Symmetry | a line that divides a figure into mirror images |
Transformations | a change in position, shape or size of a figure |
Translation | a transformation that moves each point of a figure the same distance and in the same direction |