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Complementary Angles

Practice

Using the diagram, answer the following questions.


  • ∠ABD and ∠DBC are complementary angles. If the m∠ABD = 12x + 49 , and m∠DBC = -19x + 20 , solve for x.
  • State the two angle measures.
Click to Reveal Answers.


  • ∠ABD and ∠DBC are complementary angles. If the m∠ABD = 12x + 49 , and m∠DBC = -19x + 20 , solve for x.
    x = -3
  • State the two angle measures.
    m∠ABD =13 and m∠DBC = 77

 

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