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Home > A2C > Chapter 4 > Lesson 4.2.2 > Problem 4-94


Plot each pair of points and find the distance between them. Give answers in both square-root form and as decimal approximations.

Draw a right triangle with the hypotenuse segment connecting the given points. Recall the Pythagorean Theorem. Find the difference between the - and -coordinates, respectively. Square these values, add them, and find the square root of this value.

  1. and  

  1. and  

  1. and  

  1. Write the distance you found in part (c) in simplified square-root form.

    Rewrite . Which factor can be simplified further?