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The diagram below represents a metal solid made up of a cylindrical bar fixed onto a cube. The cylindrical bar is 20cm long and has...

The diagram below represents a metal solid made up of a 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.
1563442318176-question3971820191231.png
The surface of the solid was painted. What area in cm2 was painted?1563442477172-question3971820191233.png

A. 1499
B. 964.5
C. 926
D. 845

Answers


Wilfred
The correct answer is [C]

Surface area=Open cylinder since one circle won’t be painted in contact with the cube
1563442624175-question3971820191236.png
1563442691153-question3971820191237.png
Wilfykil answered the question on July 31, 2019 at 14:10

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