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S = 2πrh Is the Formula for the Surface Area

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Essay

S = 2πrh is the formula for the surface area S of the curved surface of a cylinder having radius r and height h.You have a rectangular sheet of wrapping paper which has a length l and a width w.What is the radius of the largest-area cylinder having a height l that the wrapping paper will cover?


Definitions:

Financing

The act of providing funds for business activities, making purchases, or investing, including means such as loans, equity investments, and other financial instruments.

Compensating Balance

A portion of a loan that banks require borrowers to leave in their checking accounts. Effectively increases the bank’s yield. A minimum balance required to compensate banks for their services.

Checking Account

A bank account that allows depositors to write checks against deposited funds, making it easy to access and manage money for daily transactions.

Loan Cost

The total expense that a borrower incurs to take out a loan, including interest rates, fees, and any other charges.

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