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C646 Trigonometry & Precalculus
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Ray
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A part of a line, with one endpoint, that continues without end in one direction
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Created by
Samuel_Naas
Terms in this set (34)
Ray
A part of a line, with one endpoint, that continues without end in one direction
Angle
formed by two rays with a common endpoint
acute angle
an angle that measures less than 90 degrees
right angle
one quarter of a complete rotation
measures 90 degrees
straight angle
an angle that measures 180 degrees and thus forms a straight line
1/2 a complete rotation
one minute= 1'
1' = 1/60
one second written is 1"
1" = 1/3600
converts degrees to radians
Multiply degrees by pi *radians over 180 degrees
converts radians to degrees
Multiply radians by 180 degrees over pi *radians
2pi radians
360 degrees or 1 revolution
