## Test your basic knowledge |

# GRE Math 2

**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. How do you find the nth term of a geometric sequence?**

**2. Slope**

**3. What is the equation of a line?**

**4. Circle**

**5. What is the sum of the inside angles of an n-sided polygon?**

**6. Volume of sphere**

**7. What is the 'Third side' rule for triangles?**

**8. Define the 'Third side' rule for triangles**

**9. Volume of pyramid**

**10. Describe and define three expressions of quadratic equations - in both factored and unfactored forms. Know these cold.**

**11. (a+b)(a-b)=**

**12. What are the side ratios for a 30:60:90 triangle?**

**13. Surface Area of Cylinder**

**14. What'S a handy rough estimate for a circle'S perimeter - if you know it'S diameter?**

**15. How do you solve a permutation?**

**16. What is the side ratio for a 30:60:90 triangle?**

**17. What is the area of a solid rectangle?**

**18. Perimeter of rectangle**

**19. In a coordinate system - identify the quadrants and describe their location.**

**20. What is a '30:60:90' triangle?**

**21. How do you calculate the probability of two events in a row? (Probability of A and B)**

**22. In intersecting lines - opposite angles are _____.**

**23. Explain a method for quickly comparing fractions with different denominators - to determine which is larger.**

**24. What is the length of an arc?**

**25. a+2ab+b**

**26. What must be true before a quadratic equation can be solved?**

**27. What is directly proportional?**

**28. Define the formula for calculating slope.**

**29. perimeter of square**

**30. What do permutation problems often ask for?**

**31. What is the factored version of x -2xy + y ?**

**32. In a parabola - if the first term is negative - the parabola ________.**

**33. (a+b)(c+d)**

**34. Chord**

**35. Area of Trapezoid**

**36. Diameter**

**37. Perimeter (circumference) of a circle**

**38. How do you calculate the percentage of change?**

**39. How do you find the sum of a geometric sequence?**

**40. Define the mode of a set of numbers.**

**41. Volume of prism**

**42. How do you calculate the surface area of a rectangular box?**

**43. When you reverse FOIL - the term that needs to multiply out is the _____**

**44. What is the surface area of a cylinder?**

**45. Central Angle**

**46. What is the probability?**

**47. x^-a =**

**48. The probability of an event happening and the probability of an event NOT happening must add up to what number?**

**49. Circumference of a circle using radius**

**50. What is the unfactored version of x-y ?**