Math Problem Statement

Given m || n, find the value of x. The image shows two parallel lines with a transversal. One of the angles is 116° and the other is x°.

Solution

The problem involves parallel lines mnm \parallel n, and we are asked to find the value of xx given the angles in the diagram.

We can see:

  • An angle of 116116^\circ is given.
  • xx^\circ is the angle we need to find.

Since mnm \parallel n and the transversal intersects these parallel lines, the xx^\circ and 116116^\circ angles are supplementary angles (interior angles on the same side of the transversal). Supplementary angles add up to 180180^\circ.

Thus: x+116=180x + 116^\circ = 180^\circ

To find xx: x=180116=64x = 180^\circ - 116^\circ = 64^\circ

So, the value of xx is 6464^\circ.

Would you like more details or have any questions?

5 Related Questions:

  1. What are alternate interior angles and how do they relate to parallel lines?
  2. How can we identify corresponding angles in a transversal setup?
  3. What is the difference between supplementary and complementary angles?
  4. How do we find unknown angles when multiple parallel lines are involved?
  5. How does the angle sum property apply in different geometric setups?

Tip: In problems involving parallel lines and a transversal, look for relationships like corresponding, alternate, or interior angles to simplify your solution.

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Math Problem Analysis

Mathematical Concepts

Parallel Lines
Transversals
Supplementary Angles

Formulas

Supplementary angles add up to 180°

Theorems

If two parallel lines are cut by a transversal, then interior angles on the same side are supplementary

Suitable Grade Level

Grades 7-9