Q 3: Find the area of a regular octagon whose one side measures 5 inches.
Answer:
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Q 4: John is buying squares for a small quilt of area 13 sq ft. Each square has a usable area of 9 sq in and costs 10cents. How many squares will be needed for the quilt & how much money will they cost?(change 13 sq ft to sq in, find area, div by 9, mul by .10
$20
$20.80
$20.60
$21
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Q 5: What is the area of a playground that is 45 feet by 65 feet?
2,925 ft.
220 feet
2,925 sq. ft.
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Q 6: Perimeter of a square is 4 x length which can also be written as
length + length + length
length + length + length + length
4 + length
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