Complementary Angles
Two angles who measurements total to 90 degrees and then together form a right angle.
Ex: To find the compliment of an angle of 25 degrees, subtract from 90 degrees.
90-25 = 65
Supplementary Angles
Two angles whose measurements total to 180 degrees. Form less than a obtuse angle.
Ex: To find the supplement of an angle of 32 degrees, subtract from 180 degrees.
180-32=148
Pythagorean Theorem
a2 + b2= c2
One acre
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Dozen
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