Home Education StraightUpMath Ed Reform Contact Me

Supplementary Angles

Practice

Using the diagram, answer the following questions.


  • ∠ABD and ∠DBC are supplementary angles. If the m∠ABD = -3x + 120 , and m∠DBC = -1x + 52 , solve for x.
  • State the two angle measures.
Click to Reveal Answers.


  • ∠ABD and ∠DBC are complementary angles. If the m∠ABD = -3x + 120 , and m∠DBC = -1x + 52 , solve for x.
    x = -2
  • State the two angle measures.
    m∠ABD =126 and m∠DBC = 54

 

web development by bryant smith