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Draw a line that is parallel to side BC of the triangle.

Make sure this line intersects at point J (on side AC) and point K (on side AB).
Label this parallel line as line JK.
do I write the lines on the inside?

1 answer

To draw a line that is parallel to side BC of a triangle and intersects sides AC and AB at points J and K respectively, here are the steps you can follow:

  1. Draw triangle ABC: Start by sketching triangle ABC, labeling the vertices A, B, and C.

  2. Identify side BC: Locate side BC, which will be the reference side for your parallel line.

  3. Draw line JK: To draw a line that is parallel to BC:

    • Use a ruler to ensure that the line you draw does not intersect side BC.
    • Position the line JK so that it intersects side AC at point J and side AB at point K.

  4. Label points J and K: Clearly mark points J and K on sides AC and AB respectively.

  5. Label line JK: Write "Line JK" next to the line you've drawn to indicate its designation.

Regarding your question about placement:

  • If you are drawing the triangle on paper, it is typically more effective to draw the line JK above the triangle for clarity, ensuring that it’s clear that JK is a parallel line to BC.
  • Ensure that it is easy to distinguish from other lines of the triangle.

This will help anyone looking at your drawing to immediately see the parallel relationship between lines JK and BC.