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GRE Math: Geometry

Instructions:

Answer 45 questions in 15 minutes.
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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. A quadrilateral where two diagonals bisect each other
Parallelogram
(pi)rh
x/360 x 2(pi)r or x/360 x C
A=(side) or A=(diagonal)

2. The surface area of a cynlinder plus top and bottom
A=(base1+base2)(height)
360
P=2(l+w)
2(pi)rh+2(pi)r

3. What kind of trapezoid has equal parallel sides?
Negative
4/3(pi)r
True
Isosceles Trapezoid

4. Volume of a Sphere
D=Square root of (x2-x1)+(y2-y1)
True
(pi)r
4/3(pi)r

5. In any polygon - all external angles equal up to
Circumference/diameter c/d
360/n
Positive
360

6. Area of a Trapezoid:
L+w+h=d
A=(base1+base2)(height)
180
Edge

7. Any n-sided polygon can be divided into how many triangles? (by drawing diagonals from one vertical)
L+w+h=d
N-2
360
360

8. Surface area of a rectangular solid
P=4s (s=side)
2(pi)rh
Negative
2(lw+lh+wh)

9. Any Horizontal line slope
(n-2)x180/n
zero
360
Isosceles Trapezoid

10. Volume of a Cylinder
(pi)rh
360
360
180

11. In a Rectangle - each angles measures
P=2(l+w)
90
Pi(diameter)
zero

12. Distance Formula
Negative
Square (versus a rectangle)
Edge
D=Square root of (x2-x1)+(y2-y1)

13. The Perimeter of a rectangle
P=2(l+w)
x/360 x 2(pi)r or x/360 x C
4/3(pi)r
P=4s (s=side)

14. Volume of a cube
L+w+h=d
Edge
360
A=(base)(height)

15. Surface area of a cylinder
P=4s (s=side)
2(pi)r
2(pi)rh
Straight Angle

16. The area of a sector formed by an arc and 2 radii
x/360 x (pi)r or x/360 x A
(n-2) x 180
P=4s (s=side)
2(pi)rh

17. Pi
Circumference/diameter c/d
Square (versus a rectangle)
A=(base)(height)
(pi)rh

18. If a pair of parallel lines is cut by a transversal that'S not perpendicular - the sum of any acute angle and any obtuse angle is
180
(pi)r
Square (versus a rectangle)
A=(base)(height)

19. In a Regular Polygon - the measure of each exterior angle
Positive
360/n
True
Circumference/diameter c/d

20. The consecutive angles in a parallelogram equal
x/360 x 2(pi)r or x/360 x C
y2-y1/x2-x1
Negative
180

21. An Angle that'S 180
Straight Angle
2(pi)r
Negative
A=(base1+base2)(height)

22. Vertical lines
2(pi)r
Circumference/diameter c/d
Do not have slopes!
P=2(l+w)

23. In any Regular Polygon - the measure of each interior angle
360
(n-2)x180/n
180
N-2

24. The Perimeter of a Square
P=4s (s=side)
y2-y1/x2-x1
x/360 x 2(pi)r or x/360 x C
360

25. Each diagonal divides a square into 2
x/360 x 2(pi)r or x/360 x C
Right
(length)(width)(height)
45 45 90 Right triangles (x - x - x*square root of 2)

26. Slope
y2-y1/x2-x1
6e
True
2(pi)r

27. The sum of all angles around a point
360
(pi)r
(pi)rh
Right

28. For any given perimeter - the rectangle with the largest AREA is a
Square (versus a rectangle)
4/3(pi)r
360
45 45 90 Right triangles (x - x - x*square root of 2)

29. Area of a circle
180
(n-2) x 180
4/3(pi)r
(pi)r

30. In a rectangle - all angles are
Right
360/n
x/360 x 2(pi)r or x/360 x C
Square (versus a rectangle)

31. If you measure all exterior angles in a polygon - they all equal
360
(n-2)x180/n
2(pi)rh
L+w+h=d

32. Circumference of a circle
(pi)rh
360
True
Pi(diameter)

33. Circumference of a circle
2(pi)r
(length)(width)(height)
A=(side) or A=(diagonal)
L+w+h=d

34. If one of the angles formed by an intersection is right - they'Re all right
2(pi)rh
A=(side) or A=(diagonal)
A=(base1+base2)(height)
True

35. If an arc measures x - the length of the arc is
P=4s (s=side)
180
Square (versus a rectangle)
x/360 x 2(pi)r or x/360 x C

36. Volume of a rectangular solid
(pi)rh
P=2(l+w)
Parallelogram
(length)(width)(height)

37. For any given Area - the rectangle with the smallest perimeter is a
4/3(pi)r
Square (versus a rectangle)
zero
x/360 x 2(pi)r or x/360 x C

38. Slope of any line that goes down as you move from left to right is
Negative
360
P=4s (s=side)
(n-2) x 180

39. Formula for the surface area of a cube
6e
x/360 x 2(pi)r or x/360 x C
A=(side) or A=(diagonal)
zero

40. The sum of the measures of the n angles in a polygon with n sides
(length)(width)(height)
(n-2) x 180
45 45 90 Right triangles (x - x - x*square root of 2)
Pi(diameter)

41. Area of a Parallelogram:
360
360
A=(base)(height)
90

42. Slope of any line that goes up from left to right
True
Positive
L+w+h=d
(n-2)x180/n

43. The sum of the angles in a quadrilateral is
180
Edge
360
y2-y1/x2-x1

44. Formula for a diagonal
360
True
L+w+h=d
x/360 x 2(pi)r or x/360 x C

45. Area of a Rectangle:
A=(side) or A=(diagonal)
360
D=Square root of (x2-x1)+(y2-y1)
360

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GRE Math: Geometry

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