polygons and triangles

The figures share a characteristic. Which statement best describes these figures?

• They are all trapezoids.
• They are all rectangles.
• They are all squares.
• They are all quadrilaterals.

What does congruent mean?

• similar
• equal
• intersecting
• parallel

Which of the following best describes the triangle below?

• scalene right
• equilateral acute
• isosceles obtuse
• isosceles right

Quadrilateral with two pair of congruent, parallel sides, and four right angles

• non polygon

• rhombus

• rectangle

True or False:

All trapezoids are quadrilaterals

• True

• False

Name that shape.

• quadrilateral, parallelogram
• quadrilateral
• quadrilateral, kite.
• quadrilateral, trapezoid

Name that shape. 

• square
• square
  rhombus
• quadrilateral
  parallelogram
  rhombus
• quadrilateral
  parallelogram
  square

What kind of triangle is this? Name it for its angles.

• acute

• obtuse

• right

A quadrilateral with two sets of parallel sides, 4 right angles, and 4 congruent (equal) sides is a __________________.

• trapezoid
• parallelogram
• rectangle
• square

The diagram shows some relationships among shapes. Which of the shapes below should be classified under trapezoid?

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