Find the height of a cylinder whose surface area is 1,444.4 yd^2 and the diameter is 20 yd. Also help me on number 2

x = -2

y = 848

step-by-step explanation:

plug in the numbers

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step-by-step explanation:

  answer:

  write 548 as 500 + 40 + 8. multiply each addend by 5. then add the three products to get 2,740.