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Complementary Angles

Practice

Using the diagram, answer the following questions.


  • ∠ABD and ∠DBC are complementary angles. If the m∠ABD = 4x + 86 , and m∠DBC = -10x − 20 , solve for x.
  • State the two angle measures.
Click to Reveal Answers.


  • ∠ABD and ∠DBC are complementary angles. If the m∠ABD = 4x + 86 , and m∠DBC = -10x − 20 , solve for x.
    x = -4
  • State the two angle measures.
    m∠ABD =70 and m∠DBC = 20

 

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