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18 December, 20:10

3. What is the area of a square with length (a + b). Write your answer as an

expression of a and b.

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Answers (1)
  1. 18 December, 20:17
    0
    =a^2+2ab+b^2

    Step-by-step explanation:

    Since a square has all equal sides then you can write the equation as:

    (a+b) ^2 = Write it as (a+b) * (a+b)

    Next distribute

    a^2+ab+ab+b^2

    Add together to get

    A^2+2AB+B^2
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