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Mathematics 17 Online
OpenStudy (lizz123):

Determine whether angles with measures 47° and 53° are complementary

Mehek (mehek14):

do they add up to 90?

OpenStudy (lizz123):

no

Mehek (mehek14):

so they're not

Mehek (mehek14):

they have to add up to 90 to be complementary

OpenStudy (lizz123):

vbut that equals 100

OpenStudy (lizz123):

@Mehek14

Directrix (directrix):

As said above, if the angles add up to 100, they are NOT complementary. Complementary Angles Two acute angles that add up to 90°. For example, 40° and 50° are complementary. In the diagram below, angles 1 and 2 are complementary. http://www.mathwords.com/c/complementary_angles.htm

OpenStudy (lizz123):

but did i have 2 add

OpenStudy (lizz123):

@Directrix

Mehek (mehek14):

when you add 47 + 53, you get: 100 100 does not equal 90 so it is not complementary

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