Rectilinear area worksheets
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.
By grade
What students need to know
Split the shape into two rectangles and add their areas, or find the big rectangle and take the notch off.
This skill runs from 3rd grade through 3rd grade. Pick a grade above for level-matched sentences, teaching notes, and worksheets.
Rectilinear area across the grades
3rd grade
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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