## Test your basic knowledge |

# GRE Math: Facts

**Instructions:**

- Answer 50 questions in 15 minutes.
- If you are not ready to take this test, you can study here.
- Match each statement with the correct term.
- Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

**1. Properties of zero 4**

**2. What is the sum of the measures of the n angles of a polygon with n sides?**

**3. How do you find the slope of a line?**

**4. What is the formula for the area of a rectangle?**

**5. What are the important properties of a 45-45 - 90 triangle?**

**6. What is a ratio?**

**7. What are the sum - difference - products - and quotient of two numbers?**

**8. What is an integer?**

**9. What is true about the slopes of parallel lines?**

**10. What is true about the areas of similar triangles?**

**11. For what values of a function is the function undefined?**

**12. What are the quotient and the remainder?**

**13. What is a composite number?**

**14. What is the volume of a cube?**

**15. How do you find the x-intercept of a graph?**

**16. Law of exponents 4**

**17. In a circle of radius r - what is the formula for the diameter?**

**18. What are similar triangles?**

**19. Important binomial 2**

**20. How do you convert a percent to a fraction or a decimal?**

**21. What is the formula for the area of a triangle?**

**22. What is true about the measures of the three angles in a triangle?**

**23. How do you find the length of an arc of a circle?**

**24. What is the relationship between the graph of f(x) the graph of y = f(x + 2)?**

**25. What is true about the measures of the two acute angles in a right triangle?**

**26. What is the relationship between a radius of a circle and a line that is tangent to the circle?**

**27. What is a negative exponent?**

**28. What formula is used for an average?**

**29. Properties of zero 3**

**30. How do you calculate percent increases and decreases?**

**31. How do you find the y-intercept of a graph?**

**32. If a polygon has n sides - the sum of the measures of its n exterior angles - taking one angle at each vertex?**

**33. When a pair of parallel lines is intersected by a third line - what is true about the eight angles that are formed?**

**34. What is a fractional exponent?**

**35. Law of exponents 3**

**36. What is the formula for the area of a parallelogram?**

**37. Important binomial 1**

**38. Properties of one 4**

**39. What are the properties of a parallelogram?**

**40. How do you find the probability that an event will occur?**

**41. What is an even and an odd number?**

**42. Properties of zero 5**

**43. What is the measure of a straight angle?**

**44. What is a multiple of an integer?**

**45. What is the relationship between the graph of f(x) the graph of y = f(x - 2)?**

**46. What is the area of a square?**

**47. What is a divisor and a factor of an integer?**

**48. What is the ratio of similitude?**

**49. What is the triangle inequality?**

**50. Law of exponents 2**