Erica makes a banner using 4 sheets of paper. Each paper measures 9 inches by 10 inches. What is the total area of Erica’s banner?
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To find the area of the paper. You must multiply the width and the height, which is 9 and 19. 9 x 19 is 171 And multiply that by 4 171 x 4 = 684 Total area is 684
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