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# Math Benchmark 3

### Math Vocabulary Benchmark 3

TermDefinition
Parallel Lines Lines in the same plane that never intersect and are always the same distance apart.
Perpendicular Two lines that intersect to form right angles.
Right Angle An angle whose measure is 90 degrees.
Acute Angle An angle whose measure is less than 90 degrees.
Obtuse Angle An angle whose measure is more than 90 degrees.
Straight Angle An angle whose measure is 180 degrees.
Isosceles Right Triangle A right triangle that has at least 2 congruent sides.
Scalene Right Triangle A right triangle with no sides the same length and no congruent angles.
Equilateral Triangle A triangle with all sides the same length and all congruent angles.
Isosceles Triangle A triangle with 2 congruent sides.
Scalene Triangle A triangle with no sides the same length and no congruent angles.
Congruent Two or more shapes or objects that are the same shape and size.
Area The space inside a shape or figure.
Perimeter The distance around a shape or figure.
Algorithm A formula used to solve a problem.
Intersect Lines that cross paths, meeting at a point.
Metric System A universal measurement system using meters to measure length and grams to measure mass.
Customary System A measurement system used in the United States based on the yard as a unit of lenth and pound as a unit of weight.
Rule How the numbers change in a pattern.
Pattern A list of numbers that follow a certain sequence.
Created by: knicolds