Areas: Rectangles and Squares

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Chapter 9.3

• Areas Rectangles and Squares
• Page 527

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page 527
A square inch
1 in2
1 in
1 in
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page 527
A square inch
1 in2
1 in
1 in
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What is the area of this region?
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page 527
The area of a rectangular region A l x w
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page 527
Find the area of a rectangular region that is 7
yards by 4 yards.
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Find the area of a square region with sides of
length 9 mm.
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page 528
The area of a square region A s2
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Find the area of a square region with sides of
length 20.3 m.
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page 528
A square sandbox 1.5 m on a side is placed on a
20 m by 31.2 m lawn. It costs 0.04 per square
meter to have the lawn mowed. What is the total
cost of mowing?