5. A center-pivot or circle sprinkler is used on large farms to irrigate crops. The sprinkler rotates
an irrigation arm 360° from a fixed center. The outside of the irrigation arm travels 3,140 yards
with each rotation. Determine the length of the irrigation arm in yards.
irrigation

a complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is a solution of the equation x2 = −1. because no real number satisfies this equation, i is called an imaginary number. has no real solution, since the square of a real number cannot be negative.

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step-by-step explanation:

is there supposed to be a picture here?