Starter quiz

  • When an object is enlarged by a scale factor of 2, the object and its image are __________.
    • alternate
    • congruent
    • corresponding
    • similar  ✓
    • supplementary
  • A triangle is enlarged by a scale factor of 2. Which of the following measurements will remain invariant?
    • the angles  ✓
    • the length of its base
    • the length of its height
    • its perimeter
  • Which angles are always equal when found on figure containing parallel lines and a transversal?
    • adjacent
    • alternate  ✓
    • co-interior
    • corresponding  ✓
  • Which angle is corresponding with ∠ECD?
    Which angle is corresponding with ∠ECD?
    • ∠ACE
    • ∠CEH
    • ∠FEC
    • ∠GEF  ✓
  • Which rectangle is not similar to rectangle R?
    Which rectangle is not similar to rectangle R?
    • A
    • B  ✓
    • C
  • Triangle B is an enlargement of triangle A. What is the scale factor?
    Triangle B is an enlargement of triangle A. What is the scale factor?
    • 10
    • 12  ✓
    • 15
+