Find the measure of angle A

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Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²

5. (03.02)if g(x) = x2 + 3, find g(4). (2 points)1619811

Kristen is wrapping presents for the holidays. she has a box that measures 4 ft. x 2 ft. x 2 ft. how many square feet of wrapping paper does she need to cover the box without overlapping?