Proving Inequalities in a Triangle

Math - Grade 8 / Geometry

Sample Question

Statement: [% \angle BCA %] and [% \angle BCD %] form a linear pair.

Reason: [% \underline{\hspace{3cm}} %]

Which choice correctly fills the blank?

  • Definition of Linear Pair
  • Linear Pair Postulate
  • Definition of Supplementary Angles
  • Exterior Angle Inequality Theorem

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Math - Grade 8

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