Area of an L-shaped figure
Find the area of the big rectangle, then subtract the cut-out corner.
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An L-shaped floor is made by cutting a rectangle that is 1 cm by 5 cm out of a corner of a rectangle that is 8 cm by 8 cm. What is the area of the floor?
Answer: 59 cm²
An L-shaped floor is made by cutting a rectangle that is 1 cm by 2 cm out of a corner of a rectangle that is 7 cm by 6 cm. What is the area of the floor?
Answer: 40 cm²
An L-shaped floor is made by cutting a rectangle that is 4 cm by 5 cm out of a corner of a rectangle that is 6 cm by 8 cm. What is the area of the floor?
Answer: 28 cm²
Tip: Find the area of the big rectangle, then subtract the cut-out corner.
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