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12 November, 17:23

What is the length of the base if the triangle if the area is 29.16 square inches and the altitude is 5.4 inches? Round your answer to the nearest tenth.

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  1. 12 November, 18:39
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    A=b timmes height times 1/2

    subsitute

    a=29.16

    height/altitude=5.4

    29.16=1/2 times 5.4 times base

    mmultiply both sides by 2 to get rid of fraction

    58.32=5.4 times b

    divide both sides by 5.4

    10.8=base

    the answe is 10.8 inches
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