Worksheet

Area of parallelograms, trapezoids and rhombuses

Grade 7 Math Worksheet - Building Confidence

NameDate

Circle the best answer, or write your answer on the line.

  1. Ari's garden bed is a parallelogram: base 4.5 m, height 1.5 m. Sliding a cut-off triangle across makes a rectangle. The worms are cheering. What is its area in square meters?

  2. Bo's quilt patch is a parallelogram: base 6.5 in, height 4 in. Sliding a cut-off triangle across makes a rectangle. The cat already wants it. What is its area in square inches?

  3. Jun's flower bed is a parallelogram: base 3.5 ft, height 6 ft. Sliding a cut-off triangle across makes a rectangle. The bees have booked a visit. What is its area in square feet?

  4. Kira's paper cut-out is a parallelogram: base 5.5 cm, height 4 cm. Sliding a cut-off triangle across makes a rectangle. The scissors need a nap. What is its area in square cm?

  5. Milo's garden plot is a trapezoid: parallel sides 4.5 m and 2.5 m, height 1.5 m. Two copies fit into a rectangle. The carrots wait patiently. What is its area in square meters?

  6. Noah's lawn is a trapezoid: parallel sides 4.5 m and 1.5 m, height 4 m. Two copies fit into a rectangle. A squirrel inspects it. What is its area in square meters?

  7. Ren's flower bed is a trapezoid: parallel sides 5.5 ft and 3.5 ft, height 1.5 ft. Two copies fit into a rectangle. The bees are already busy. What is its area in square feet?

  8. Zee's quilt patch is a rhombus with diagonals 3 in and 4 in. The picture draws the rectangle around it. It is soft and puffy. What is its area in square inches?

  9. Ari's garden bed is a rhombus with diagonals 2.4 m and 3.2 m. The picture draws the rectangle around it. The tomatoes are thrilled. What is its area in square meters?

  10. Bo's quilt patch is a rhombus with diagonals 9 in and 12 in. The picture draws the rectangle around it. Even the cat likes it. What is its area in square inches?

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Area of parallelograms, trapezoids and rhombuses

Answer Key - Grade 7 Math Worksheet - Building Confidence

Circle the best answer, or write your answer on the line.

  1. Ari's garden bed is a parallelogram: base 4.5 m, height 1.5 m. Sliding a cut-off triangle across makes a rectangle. The worms are cheering. What is its area in square meters?

    6.75

  2. Bo's quilt patch is a parallelogram: base 6.5 in, height 4 in. Sliding a cut-off triangle across makes a rectangle. The cat already wants it. What is its area in square inches?

    26

  3. Jun's flower bed is a parallelogram: base 3.5 ft, height 6 ft. Sliding a cut-off triangle across makes a rectangle. The bees have booked a visit. What is its area in square feet?

    21

  4. Kira's paper cut-out is a parallelogram: base 5.5 cm, height 4 cm. Sliding a cut-off triangle across makes a rectangle. The scissors need a nap. What is its area in square cm?

    22

  5. Milo's garden plot is a trapezoid: parallel sides 4.5 m and 2.5 m, height 1.5 m. Two copies fit into a rectangle. The carrots wait patiently. What is its area in square meters?

    5.25

  6. Noah's lawn is a trapezoid: parallel sides 4.5 m and 1.5 m, height 4 m. Two copies fit into a rectangle. A squirrel inspects it. What is its area in square meters?

    12

  7. Ren's flower bed is a trapezoid: parallel sides 5.5 ft and 3.5 ft, height 1.5 ft. Two copies fit into a rectangle. The bees are already busy. What is its area in square feet?

    6.75

  8. Zee's quilt patch is a rhombus with diagonals 3 in and 4 in. The picture draws the rectangle around it. It is soft and puffy. What is its area in square inches?

    6

  9. Ari's garden bed is a rhombus with diagonals 2.4 m and 3.2 m. The picture draws the rectangle around it. The tomatoes are thrilled. What is its area in square meters?

    3.84

  10. Bo's quilt patch is a rhombus with diagonals 9 in and 12 in. The picture draws the rectangle around it. Even the cat likes it. What is its area in square inches?

    54