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Geometry Vocabulary
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Gravity
Terms in this set (29)
Obtuse
An angle that measures more than 90 degrees.
Acute
An angle that measures less than 90 degrees.
Right Angle
An angle that measures 90 degrees.
Point
A place in space that is often marked by a letter or number.
Ray
A line that has a beginning point and extends indefinitely in one direction.
Line
Extends indefinitely in both directions.
Line Segment
Part of a line with a two points marking a beginning and end.
Right Triangle
A triangle with one angle that measures 90 degrees.
Acute Triangle
A triangle where all three angles measure less than 90 degrees.
Obtuse Triangle
A triangle with one angle that measures more than 90 degrees.
Parallel Lines
Two lines that will never intersect.
Perpendicular Lines
Two lines that intersect forming right angles.
Area
Length x Width
Perimeter
2W x 2L
Numerator
The number on the top of a fraction. "The number of pieces."
Denominator
The number on the bottom of a fraction. "The SIZE of the pieces."
Straight Angle
An angle that measures 180 degrees.
Protractor
A tool used to measure angles.
Remainder
The amount left over when one number cannot be divided evenly.
Quotient
The answer to a division problem.
Product
The answer to a multiplication problem.
Improper Fraction
A fraction where the numerator is bigger than the denominator.
Intersect
Two lines that cross each other.
Gram
A metric unit used for weight/mass.
Gallon
A customary unit used for capacity.
Meter
A metric unit used for length.
Liter
A metric unit used for capacity.
Pound
A customary unit used for weight/mass.
Yard
A customary unit used for length.
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