The ratio of the side lengths of Rectangle A to Rectangle B is 3 to 7. What is the ratio of their areas?

Question

The ratio of the side lengths of Rectangle A to Rectangle B is 3 to 7. What is the
ratio of their areas?

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RI SƠ 7 months 2021-07-21T12:35:21+00:00 1 Answers 5 views 0

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    2021-07-21T12:36:29+00:00

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    Answer:

      9 : 49

    Step-by-step explanation:

    Assuming the rectangles are similar, the ratio of their areas is the square of the ratio of their side lengths.

      sides ratio = 3 : 7

      areas ratio = 3² : 7² = 9 : 49

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