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1 September, 18:11

a triangle has an area of 38.4cm. the height of the triangle is 12.8cm. what is the length of the base of the triangle

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  1. 1 September, 19:29
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    Answer: 6 cm

    Step-by-step explanation:

    Use equation for area of triangle

    A=a*h/2

    a*h=2A

    a=2A/h

    where a represents base of triangle

    h represents height of triangle.

    h=12.8 cm

    A=38.4 cm²

    a=2A/h=2*38.4 cm²/12.8 cm=76.8cm²/12.8cm = 6 cm
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