Area of shapes made of smaller shapes

Answer Key - Grade 7 Math Worksheet

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

1. 1.

   Jun's lawn is an L-shape with its sides labeled. The sprinkler is having a great day. What is its area in square meters?

   26.5
2. 2.

   Kira's garden bed is an L-shape with its sides labeled. The worms approve. What is its area in square meters?

   26.25
3. 3.

   Milo's quilt is an L-shape with its sides labeled. It is very cozy. What is its area in square feet?

   15.12
4. 4.

   Zee's garden bed is a rectangle with a triangle on top. The beans are climbing already. What is its area in square meters?

   6.24
5. 5.

   Ari's mural is a rectangle with a triangle on top. It shows a very tall rocket. What is its area in square meters?

   66
6. 6.

   Bo's lawn is a rectangle with a triangle on top. A frog is guarding the tip. What is its area in square meters?

   38.88
7. 7.

   Esme's paper frame is a rectangle with an opening inside it. It is waiting for a photo. How many square cm is the paper frame, not counting the opening?

   440
8. 8.

   Kira's wall is a rectangle with a window inside it. The window is enjoying the view. How many square meters is the wall, not counting the window?

   11.7
9. 9.

   Milo's paper cut-out is an L-shape. A dashed line cuts it into a bottom rectangle and a top rectangle. It was cut very carefully. Which expression gives its area?

   • 6.5 + 1.5 + 2.5 + 3
   • 6.5 × 1.5 + 2.5 × 3
   • 6.5 × 4.5
   • 6.5 × 1.5 + 2.5 × 4.5
10. 10.

    Noah's lawn is an L-shape inside a box, with the missing corner shaded. A snail crossed it twice. Which expression gives its area?

    • 8 × 5 + 3 × 2
    • 8 × 5
    • 8 × 5 − 3 × 2
    • (8 − 3) × (5 − 2)