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12 May, 13:05

The area of a square is 98 m2. How long is the diagonal?

A. 14 m

B. 76√ m

C. 196 m

D. 49 m

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Answers (1)
  1. 12 May, 13:11
    0
    A = sides2

    98=sides2

    √98 = √ (〖sides〗^2)

    Side = 9.8994

    Now the Pythagorean theorem

    a2 + b2 = c2

    9.89942 + 9.89942 = c2

    97.99812036 + 97.99812036 = c2

    c2 = 195.99624072

    c = 13.99

    Rounded to the nearest whole number is 14

    A. 14 m
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