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Answer :
Answer:
C. about 30 square inches
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Step-by-step explanation:
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To estimate the area of the card, we round the length and width measurements to the nearest whole number before multiplying them.
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The card's length is 6.2 inches. Since the tenths digit is less than 5, we round it down to 6 inches.
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The card's width is 4.8 inches. Since the tenths digit is 5 or greater, we round it up to 5 inches.
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Therefore, the estimated area of the card is:
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[tex]\text{Estimated area}\approx 6\times 5=\boxed{30 \text{ square inches}}[/tex]
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Answer:
C. about 30 square inches
Step-by-step explanation:
Area of a rectangle = Length × Width
Therefore, area of the rectangular card
= Length × Width
= 6.2 inches × 4.8 inches
= 29.76 square inches
≈ about 30 square inches
