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29 May, 17:28

Roxanne is measuring the diameter and the radius of different-sized circles. There is a proportional

relationship between the radius of the circle in inches, x, and the diameter of the circle in inches, y.

A circle with a 2-inch radius has a diameter of 4 inches. Write the equation for the relationship

between x and y

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Answers (1)
  1. 29 May, 17:51
    0
    Answer: y = 2x

    Step-by-step explanation:

    Hi, to answer this question we have to write an equation with the information given:

    Since a circle with a 2-inch radius has a diameter of 4 inches, it means that the diameter of a circle (y) is equal to two times its radius (x).

    Mathematically speaking:

    y = 2 x

    Feel free to ask for more if needed or if you did not understand something
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