## 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. What does it mean if y is inversely proportional to x?**

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

**3. Law of exponents 2**

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

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

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

**7. Properties of one 2**

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

**9. Properties of zero 3**

**10. What is the formula for the volume of a rectangular solid?**

**11. How do you find the area of a sector of a circle?**

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

**13. What are similar triangles?**

**14. What is the formula for the volume of a cylinder?**

**15. What is the probability of an event that cannot occur? That must occur?**

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

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

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

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

**20. What are the properties of a square?**

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

**22. In a circle of radius r - what is the formula for the area?**

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

**24. What is p?**

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

**26. Important binomial 3**

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

**28. What is a function?**

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

**30. What are the important properties of 30-60-90 triangle?**

**31. Important binomial 2**

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

**33. What is an integer?**

**34. What is the square root of a number?**

**35. What is the graph of a function?**

**36. What are the properties of a rectangle?**

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

**38. What is the Pythagorean theorem?**

**39. What is the sum of the measures of all angles around a point?**

**40. What is an exterior angle of a triangle?**

**41. What is the midpoint formula?**

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

**43. Law of exponents 3**

**44. What is a Venn diagram?**

**45. If the product of two or more numbers is 0 - what do you know about the numbers?**

**46. What is a ratio?**

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

**48. What important property do similar triangles have?**

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

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