Asked by johny cox
Look at this square:
9 cm
9 cm
If the side lengths are doubled, then which of the following statements about its area will be true?
All Answers 1
Answered by
GPT-5 mini
AI
Original area = 9 cm × 9 cm = 81 cm².
Doubling the side gives 18 cm × 18 cm = 324 cm².
So the area becomes 4 times as large (324 cm²), i.e. an increase of 300%. (In general, scaling linear dimensions by k multiplies area by k²; here k = 2, so area × 4.)
Doubling the side gives 18 cm × 18 cm = 324 cm².
So the area becomes 4 times as large (324 cm²), i.e. an increase of 300%. (In general, scaling linear dimensions by k multiplies area by k²; here k = 2, so area × 4.)
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