bendover694207 bendover694207

30-03-2024
Mathematics

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A company makes steel rods shaped like cylinders. Each rod has a diameter of 8 centimeters and a height of 20 centimeters. How much steel will the company need to make 146 rods?

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squishypanda07 squishypanda07

30-03-2024

Answer:

88038cm^2 steel

Step-by-step explanation:

formula for SA of a cylinder: 2[pi]rh+2[pi]r^2

2[pi](4*20)+2[pi](4^2) = 603cm^2

603*146=88038cm^2

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