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23 October, 15:52

Use a proportion to solve the problem. Round to the nearest tenth as needed.

A building casts a shadow 36 m long. At the same time, the shadow cast by 40-cm tall pole is 68cm long. Find the height of the building.

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  1. 23 October, 19:20
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    Note: 100 cm = 1 m

    x/36 = 0.40/0.68 (Proportion)

    0.68x = 36 * 0.40

    x = 9.8

    Height: 9.8 m
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