Using the Pythagorean Theorem. 1  1. Learn the Pythagorean Theorem. 2  2. Make sure that your triangle is a right triangle. 3  3. Assign variables a, b, and c to the sides of your triangle.  4. Find the squares of a and 1  b. 5. Add together the values of a2 and 2  b2. 6. Find the square root of  c2.
A custodial fee is simply a flat fee charged by a bank or brokerage for administering or managing an IRA. Virtually every type of IRA is associated with some type of custodial fee, regardless of whether you choose a certificate of deposit, a mutual fund or some other type of IRA.
For example, if your trustee deducts $1,500 from your IRA for fees, and you must withdraw 5 percent of your IRA balance for the year, you cannot deduct 5 percent of the $1,500 fee.ustodian Fees. The custodian fees that an IRA trustee charges for basic paperwork and maintenance of the account are deductible on your income taxes. These fees typically are less than $50 per year.