Praxis Mathematics: Triangles Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. In the pictured triangle, identify the altitude(s).

Question 2 2. Which of the following is not a right triangle?

Question 3 3. Which of the following is a right triangle?

Question 4 4. Which of the following is used to check whether a triangle is a right triangle or not?

Question 5 5. The Pythagorean Theorem is a special case of what?

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Question 6 6. Brad places a marker on the ground 10 ft. away from the base of a tree at a botanical garden. He walks back towards the tree until he is standing 4 ft. away from the marker, and he is 6 ft. tall. Assuming that the top of Brad's head, the top of the tree, and the marker form two simliar triangles, how tall is the tree?

Question 7 7. The isosceles triangle pictured below shows one angle measuring 40 degrees. What is the measure of angle x?

Question 8 8. What is the Pythagorean Theorem and how is it used?

Question 9 9. What type of triangle is pictured below?

Question 10 10. Greg is standing next to a 40 ft. tree. The sun casts a 5 ft. shadow of Greg, who is 6.4 ft. tall. How long is the tree's shadow?

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Question 11 11. If two sides of a right triangle measures 6 and 8 inches, what does the hypotenuse measure?

Question 12 12. Which of the following triangles will the Pythagorean Theorem work for?

Question 13 13. A right triangle has one leg that measures 13 centimeters, and the hypotenuse is 17 centimeters. How long is the missing leg?

Question 14 14. In the pictured triangle, which of the following lines is an altitude?

Question 15 15. Study the given diagram. Find the value of x, the distance between T and E.

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Question 16 16. Which of the following is the law of cosines?

Question 17 17. Josh claims that these triangles are similar by SSS. Do you agree or disagree with Josh?

Question 18 18. A triangle has side lengths 0.3, 0.4, and 0.5. Do these side lengths form a Pythagorean Triple?

Question 19 19. The converse of the Pythagorean Theorem says what?

Question 20 20. Jerry wants to buy a TV online, but the ad for the TV he wants does not say what the screen size is. He knows that TV screens are measured diagonally. The ad states the height and width of the screen, so he uses the Pythagorean Theorem to determine what the screen size is. What is the screen size of the TV that Jerry wants to buy?

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Question 21 21. Determine if triangle VEZ is similar to triangle MAG.

Question 22 22. What type of triangle is pictured?

Question 23 23. If a right triangle has a hypotenuse of 8, what must the median measure?

Question 24 24. In the right triangle pictured below, what is the value of angle x?

Question 25 25. Conclude whether triangle BEN is similar to triangle MAT.

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Question 26 26. The triangle below has an altitude of 10. The longer split of the hypotenuse is 12. What is the measurement of the shorter split of the hypotenuse?

Question 27 27. Who is credited with proving the Pythagorean Theorem?

Question 28 28. Mary claims that the triangles below are similar by AA. Do you agree or disagree with Mary?

Question 29 29. In the picture shown below, there are three lines marking each side of the triangle. These lines give the indication that the triangle is:

Question 30 30. A right triangle has one leg that measures 7 inches, and the second leg measures 10 inches. How long is the hypotenuse?

Praxis Mathematics: Triangles Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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