Question

a toy is in the shape of a square pyramid with base and 32 cm and slant height 20 CM 500 of these are to be made and the painted at rupees 120 per square metre what would be the cost​

Answer 1

Answer:

Surface area = Curved surface area + base area 4 × 1/2 × 16 × 10 + 162 = 320 + 256 = 576cm Total surface area of 500 square prism is = 500 × 576 = 28800 cm2 1 cm2 = 1 10 , 000 110,000 m2 288000 cm2 = 288000 10 , 000 28800010,000 = 28.8 m2 Cost of painting 1m2 is = 80 Total cost = 28.8 x 80 = 2304 rupeesRead more on Sarthaks.com - https://www.sarthaks.com/1274701/toy-the-shape-square-pyramid-has-base-edge-and-slant-height-500-these-are-painted-and-the-cost

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