Combining Shapes

What shape would be created if the two shapes were connected at the dotted lines?

• a trapezoid

• a parallelogram

• a pentagon

• a rectangle

Courtney is using plane figures to create new plane figure. She combines the two plane figures.

Which of the following is the new figure that she could create?

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How many triangles do you need to make a trapezoid?

• 1

• 2

• 3

• 4

Which shapes can be created when two congruent triangles are combined?

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Theresa combined the two shapes below, without overlapping, to make a different polygon. Which figure could be Theresa’s polygon?

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Gabi cut out the following shapes. Which figure can Gabi make by combining the shapes, without overlapping?

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Martin combined two shapes to make a new shape as shown below. Which two shapes below could Martin have used to make the new shape, without overlapping?

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Rachel has two pattern blocks as shown below. Which of the shapes below can Rachel make by combining her two pattern blocks, without overlapping?

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When the shape below is subdivided as shown, what statements are true about the two new shapes?

• The new shapes have two obtuse angles.

• The new shapes are quadrilaterals.

• The new shapes have opposite sides that are congruent.

• The new shapes have a set of parallel lines.

What figure below can be formed by combining the two trapezoids as indicated?

• trapezoid

• square

• parallelogram

• rectangle