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Home > PC > Chapter 2 > Lesson 2.1.1 > Problem 2-13


​​Let and

  1. Find the distance between and .

    Plot the points and connect them. Then create a right triangle with segment as the hypotenuse.
    Use the Pythagorean Theorem to calculate the length of segment .

  2. Write the equation of the line passing through points and  in point-slope form and slope-intercept form.

    1. Determine the slope: rise/run.
    2. Substitute a given point and the slope into the point-slope formula.
    3. Solve for for the slope-intercept form.