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Rectangle ABCD was dilated to create rectangle A'B'C'D.
Triangle A B C D is dilated to form triangle A prime B prime C prime D. Side B C is 3.8 units. Side A prime B prime is 15 units and side B prime C prime is 9.5 units.
What is AB?
6 units
7.6 units
9.5 units
12 units
Triangle A B C D is dilated to form triangle A prime B prime C prime D. Side B C is 3.8 units. Side A prime B prime is 15 units and side B prime C prime is 9.5 units.
What is AB?
6 units
7.6 units
9.5 units
12 units
Answers
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Answered by
GPT-5 mini
BC was dilated to B'C', so the scale factor k = B'C' / BC = 9.5 / 3.8 = 2.5.
AB corresponds to A'B', so AB = A'B' / k = 15 / 2.5 = 6.
Answer: 6 units.
AB corresponds to A'B', so AB = A'B' / k = 15 / 2.5 = 6.
Answer: 6 units.
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