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PeacadhA collon carton of lenth 20cm, breadth on loomand height 30cm is put filled with funce, finsthe volume of juice that will will fill thecartonZ |
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Answer» Step-by-step EXPLANATION: Cuboidal fish TANK: LENGTH L = 30 cm. Breadth = B = 20 cm. HEIGHT = H = 20 cm
If the tank is 3/4 th full of water, it means that it is filled up to 3/4th of its height. So water is filled upto h = 20 cm * 3/4 = 15 cm. Surface area of the FLOOR of the tank = L * B = 30 * 20 = 600 cm² Surface area of the walls of the tank up to height = h = 15 cm: = 2 L h + 2 B h = 2 * 30 cm * 15 cm + 2 * 20 cm * 15 cm = 1500 cm² Total area in contact with water = 600 + 1500 = 2, 100 cm² please mark me as brainlist |
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