I'm so confused can anyone help :( apart from the first question ( a=10 ect )?

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  • 9 months ago

    Very blurry image. My numbers below might not match

    m = c/100

    if c = 320 them m = 320/100 = 3.2

    P = 2a + 2b

    P = 2x5 + 2x7

    P = 10 + 14

    P = 24

    d = n(n-2)/2

    if n = 14

    d = 14(12)/2 = 84 which is not 83

    can't read last one well enough

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