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Area of Rectilinear Shapes

Calculate the area of rectilinear shapes by decomposing them into rectangles, suitable for Grade 3 math students.

Grade 3 Math GeometryArea of Rectilinear Shapes
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Includes

2 Short AnswerFill in the BlanksMultiple Choice

Standards

CCSS.MATH.CONTENT.3.MD.C.7.D

Topics

mathgeometryarearectilinear shapesgrade 3
6 sections · Free to use · Printable
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Area of Rectilinear Shapes

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Read each question carefully and calculate the area of the rectilinear shapes. Remember to break down complex shapes into simpler rectangles.

1. Find the area of the shape below.

8 cm6 cm6 cm4 cm10 cm

Area =   square cm

2. Calculate the area of the L-shaped figure.

12 cm7 cm4 cm4 cm

Area =   square cm

3. To find the area of a rectilinear shape, you can break it into smaller  .

4. The unit for area is usually   units.

5. A rectilinear shape is made up of straight lines and all its angles are   angles.

6. Which of these shapes is a rectilinear shape?

a
b
c
d

7. A garden has a shape like the diagram below. What is the total area of the garden?

10 m5 m6 m4 m

Show your work:

Total Area =   square meters