Math Problem Statement

If KM and NP are parallel lines and m∠NOQ = 115°, what is m∠KLO?

Solution

The problem involves parallel lines KMKM and NPNP, with a transversal crossing through both, forming several angles. We are given that mNOQ=115m \angle NOQ = 115^\circ and are asked to find mKLOm \angle KLO.

Step-by-step solution:

  1. Identify angle relationships:

    • NOQ\angle NOQ is an exterior angle, and its corresponding angle on the other parallel line, KLO\angle KLO, is an alternate interior angle. Alternate interior angles are equal when the lines are parallel.
  2. Conclusion:

    • Since NOQ\angle NOQ is 115115^\circ, by the alternate interior angle theorem, KLO\angle KLO must also be 115115^\circ.

Thus, the measure of KLO=115\angle KLO = 115^\circ.

Would you like further explanation on any part of this solution? Here are some related questions that may deepen your understanding:

  1. What are alternate interior angles and how are they identified?
  2. How do transversal lines relate to parallel lines in terms of angle measures?
  3. What other angle pairs (corresponding, vertical) could be identified in this diagram?
  4. Can you explain the difference between supplementary and complementary angles?
  5. How can you determine unknown angle measures if only one angle is provided in a parallel line system?

Tip: Always look for angle pairs formed by transversals and parallel lines, such as alternate interior, corresponding, or vertical angles. These relationships are key to solving angle problems quickly!

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Math Problem Analysis

Mathematical Concepts

Geometry
Transversals
Parallel Lines
Angles

Formulas

Alternate Interior Angles Theorem

Theorems

Alternate Interior Angle Theorem

Suitable Grade Level

Grades 8-10