<1 and <2 are complementary angles <2 and <3 are supplementary angles. – InterviewSolution

InterviewSolution

1.	<1 and <2 are complementary angles <2 and <3 are supplementary angles. If <1 = 45°, then <3 measures (a) 145° (b) 135° (c) 45° (d) 150°
Answer» (b) <1 + <2 90° (complementary angles) <2 = 90° – <1 90° – 45° <2 = 45° <2 + <3 = 180°(supplementary angles) <3 = 180° – <2 <3 = 180° – 45° = 135°

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