Rectilinear area worksheets
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Split the shape into two rectangles and add their areas, or find the big rectangle and take the notch off.
Just 3rd grade. Print it here, or open the page for examples and teaching notes.
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3rd grade Core grade
Each print is a different sheet with its own answer key. You don't need to sign up.
Rectilinear area worksheets for third grade show L-shaped figures with all six sides labeled in centimeters. Your child finds each area by splitting the shape into two rectangles and adding, or by subtracting the cut-away notch from the full rectangle.
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