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Vocabulary math
math vocabulary
9
Other
4th Grade
05/06/2014
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Term
perpendicular
 Definition
lines that cross to make a right angle
Term
parallel
 Definition
2 straight lines that never meet
Term
intersecting lines
 Definition
lines that cross or meet
Term
acute angle
 Definition
an angle that is less than 90 degrees
Term
obtuse angles
 Definition
an angle that is greater (bigger) than 90 degrees
Term
right angle
 Definition
an angle that is 90 degrees
Term
prime number
 Definition
a number that only has 2 factors
Term
composite number
 Definition
a number that has more than 2 factors
Term
convert
 Definition
to change
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