Area and perimeter Flashcards

1
Q

A rectangle has a length of 2 inches and a width of 5 inches. What is the area?

A

10 sq. inches

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2
Q

Length x width is a formula for?

A

area

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3
Q

How do you label your answer for perimeter?

A

If the length and width are inches, then inches. If they are centimeters, then centimenters. Whatever the unit of measurement is used, that is how you label your answer.

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4
Q

How do you label your answer for area?

A

If the length and width are in centimeters (cm), then your answer is cm2

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5
Q

2(l) + 2(w) is a a formula for?

A

perimeter of a square or rectangle

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6
Q

If two rectangles have the same perimeter, do they always have the same area?

A

no

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7
Q

If two rectangles have the same area, do they always have the same perimeter?

A

no

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8
Q

If you were trying to find out how many tiles to order for your new kitchen floor, would you do the area or the perimeter of the kitchen?

A

area

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9
Q

What is the perimeter of a square with an area of 9 square inches?

A

12 inches

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10
Q

What is the perimenter of a square with an area of 25 square centimeters?

A

20 centimeters

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11
Q

What is the area of a square with a perimeter of 36 meters?

A

81 square meters

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12
Q

What is the area of a square with a perimeter of 4 inches?

A

1 square inch

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13
Q

If I have a rectangle with an area of 15 square centimeters, and the length is 5 centimeters, what is the width?

A

3 centimeters

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14
Q

If I added length + length + width + width, what am I figuring out?

A

the perimeter

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15
Q

What is the perimeter of a pentagon where all the sides are 2 yards?

A

10 yards

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