Complementary and Supplementary Angles

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Presentation transcript:

Complementary and Supplementary Angles Lesson 3-5 Complementary and Supplementary Angles

Ohio Content Standards:

Ohio Content Standards: Formally define geometric figures.

Complementary Angles

Complementary Angles Two angles are complementary if and only if the sum of their degree measure is 90.

Supplementary Angles

Supplementary Angles Two angles are supplementary if and only if the sum of their degree measure is 180.

Name two pairs of complementary angles. B G C 55° 35° 80° F 10° D E

Name a pair of nonadjacent supplementary angles. B G C 55° 35° 80° F 10° D E

Find the measure of an angle that is supplementary to BGC. 55° 35° 80° F 10° D E

Homework: Pgs. 120-121 4-26 evens, 32-37 all