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6 December, 15:44

The ratio of the side lengths of a quadrilateral is 3:3:5:8, and the perimeter is 380cm. What is the measure of the longest side?

20 cm

160 cm

60 cm

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Answers (1)
  1. 6 December, 15:51
    0
    160

    Step-by-step explanation:

    Add the ratios together to get the sum of them is 19. Since the perimeter is 380, divide 380 by 19 to get 20.

    The shortest side is 3 (20) = 60,

    the next side is 5 (20) = 100, and

    the longest side is 8 (20) = 160
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