Math ATube.com

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measurements equals

said to be the complement of the other.

Example: |

Angles, because they add up to

Example: |

Angles, because they add up to

Notice that together they make a right angle.

(By the way,complementary angles do not necessarilly have to be adjacent angles. In other words,

complementary angles do not have to be side-by-side. The only requirement to be complementary

angles is adding up to 90°.)

complementary angles do not have to be side-by-side. The only requirement to be complementary

angles is adding up to 90°.)

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Example of a

Supplementary angles

Supplementary angles

45+135=180

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angles that add up to 180 degrees.