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15 July, 10:33

A watercolor painting is 20 inches long by 9 inches wide. Ramon makes a border around the watercolor painting by making a mat that adds 1 inch to each side of the length and the width. what is the area of the mat

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  1. 15 July, 10:46
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    Area = length x width

    A = (20+1) (9+1)

    A = 21x10

    A=210 inches

    do you understand how i got there?
  2. 15 July, 10:56
    0
    The answer would be 210

    20 + 1 = 21 and 9 + 1 = 10

    10 x 21 = 210
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