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 Class 7 Mathematics Length, Perimeter and Area: Surface Area

The diagram below represents a metal solid made up of cylindrical bar fixed onto a cube. The cylindrical bar is 20cm long and has a diameter of 7cm. Each side of the cube is 9cm long. The surface of the solid was painted. What area in #cm^2# was painted? (Take #pi=22/7# )
A. 1499
B. 964.5
C. 926
D. 845

 (9m 18s)
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