GED Practice

GED Math Review: The Pythagorean Theorem


Questions:
Directions: Choose or write the answer to each question.


  1. The bottom of a ladder is placed 8 feet from the wall of a house. The wall and the ground form a right angle. If the ladder is 15 feet (to the nearest foot)?


    • 12
    • 13
    • 17
    • 23
  2. Bill wants to find the width of the pond. He places stakes at A and B and then finds C so that C is a tight angle. This makes ∆ABC a right triangle. If AC = 60 feet and BC = 80 feet, about how far is it from A to B?

    • from 85 to 95 ft
    • from 95 to 105 ft
    • from 105 to 115 ft
    • more than 115 ft
  3. Jan builds a platform with a top in the shape of a trapezoid. The plans call for a diagonal brace to be added. What is the length of the brace to the nearest inch?

    • 64
    • 88
    • 96
    • Not enough information is given.
  4. The pole is perpendicular to the ground. A wire is stretched from the ground to the top of the pole. If point A is moved 8 feet farther from the pole, how much more will be needed to reach the top of the pole?

    • 4 ft
    • 6 ft
    • 26 ft
    • 30 ft
  5. The lengths of the sides of a triangle are 1, 1 1/3, and 1 2/3. Is the triangle a right triangle? Circle the answer that completes the sentence.
    • The triangle is a right triangle.
    • The triangle is not a right triangle.
Answer:

  1. 13
  2. from 95 to 105 ft
  3. 96
  4. 4 ft
  5. The triangle is a right triangle.








Reference:




Complete Test Preparation for the GED Test 2014 by Steck-Vaughn