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Kala - Intersecting Lines Quiz

Author:Kuruman GeoGebra Intervention Programme, Tim Brzezinski, Courtney Monahan
Topic:Angles
Directions: When 2 lines intersect, 4 angles form. Determine if when two line intersect, will it always, sometimes or never create two pairs of equal angles. Interact with the following applet for a few minutes, then answer the questions that follow.

Question 1: Complete the following statement (based upon your observations): Two intersecting lines will ___________________ create two pairs of equal angles.

Select all that apply
  • A
  • B
  • C
Check my answer (3)

Question 2: Suppose the pink angle above measures 140 degrees. What would the measure of its pair angle be?

Select all that apply
  • A
  • B
  • C
  • D
Check my answer (3)

Question 3: What would be the measure of the other 2 (gray) angles if the pink measures 140 degrees?

Select all that apply
  • A
  • B
  • C
  • D
Check my answer (3)

Question 4: What do you think we could call the angles in Question 3?

Select all that apply
  • A
  • B
  • C
  • D
Check my answer (3)

Interact with the following applet for a few minutes, then answer the questions that follow.

Question 5: Do the three intersecting lines create pairs of equal angles?

Select all that apply
  • A
  • B
Check my answer (3)

Question 6: Complete the following statement (based upon your observations). Three intersecting lines will ___________________ create 3 pairs of equal angles.

Select all that apply
  • A
  • B
  • C
Check my answer (3)

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