Section B Section B Checkpoint

Problem 1

What type of quadrilateral is ABCD? Select all that apply.

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Coordinate grid. horizontal and vertical axis, 0 to 10, by 1's. Quadrilateral A, B, C, D graphed. A, 3 comma 7. B, 9 comma 7. C, 9 comma 3. D, 3 comma 3.

A
parallelogram
B
rhombus
C
rectangle
D
trapezoid
E
square
Show Solution
Solution
A, C, D
Show Sample Response
Sample Response
A, C, D

Problem 2

  1. Which of the triangles are right triangles?

    4 triangles, from left to right. A, two equal sides, one right angle. B, two equal sides. C, no equal sides. D, no equal sides, one right angle.

  2. Which of the triangles have 2 equal side lengths?
Show Solution
Solution
  1. A, D
  2. A, B
Show Sample Response
Sample Response
  1. A, D
  2. A, B

Problem 3

Fill in each blank with “always,” “sometimes,” or “never” to make each statement true.

  1. A parallelogram is _______________________ a rectangle.
  2. A rectangle is _______________________ a square.
  3. A square is _________________________ a quadrilateral.
Show Solution
Solution
  1. sometimes
  2. sometimes
  3. always
Show Sample Response
Sample Response
  1. sometimes
  2. sometimes
  3. always