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12 March, 16:38

The area of a triangle is 80cm² and its base is 8cm. If its height is (6+k) cm, find the value if k.

(3marks)

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  1. 12 March, 16:54
    0
    K=14

    Step-by-step explanation:

    A=1/2*b*h

    80=1/2*8 * (6+k) multiply by 2 on both sides

    160=8 * (6+k) distribute by 8

    160=48+8k subtract 48 from both sides

    112=8k divide by 8

    14=K
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