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GRE Math: Geometry

Instructions:

Answer 45 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. Surface area of a cylinder
Positive
2(pi)rh
Square (versus a rectangle)
x/360 x (pi)r² or x/360 x A

2. If you measure all exterior angles in a polygon - they all equal
Positive
A=(base)(height)
Negative
360°

3. Formula for the surface area of a cube
(n-2) x 180
L²+w²+h²=d²
6e²
Edge³

4. 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
Negative
Square (versus a rectangle)
180
P=4s (s=side)

5. The sum of the measures of the n angles in a polygon with n sides
Positive
y2-y1/x2-x1
(n-2) x 180
A=(side)² or A=½(diagonal)²

6. The Perimeter of a Square
P=4s (s=side)
2(pi)rh+2(pi)r²
Isosceles Trapezoid
360°

7. Volume of a Cylinder
Right
Circumference/diameter c/d
2(pi)rh+2(pi)r²
(pi)r²h

8. What kind of trapezoid has equal parallel sides?
2(pi)rh+2(pi)r²
Isosceles Trapezoid
x/360 x (pi)r² or x/360 x A
x/360 x 2(pi)r or x/360 x C

9. Volume of a cube
2(lw+lh+wh)
(n-2) x 180
Edge³
Right

10. The sum of the angles in a quadrilateral is
D=Square root of (x2-x1)²+(y2-y1)²
x/360 x 2(pi)r or x/360 x C
A=½(base1+base2)(height)
360°

11. In any polygon - all external angles equal up to
180°
360°
D=Square root of (x2-x1)²+(y2-y1)²
6e²

12. The consecutive angles in a parallelogram equal
A=½(base1+base2)(height)
zero
2(pi)rh
180°

13. In a Rectangle - each angles measures
A=(side)² or A=½(diagonal)²
Straight Angle
(length)(width)(height)
90°

14. Slope of any line that goes down as you move from left to right is
Negative
Right
2(lw+lh+wh)
(length)(width)(height)

15. Any Horizontal line slope
(length)(width)(height)
L²+w²+h²=d²
zero
45 45 90 Right triangles (x - x - x*square root of 2)

16. Any n-sided polygon can be divided into how many triangles? (by drawing diagonals from one vertical)
D=Square root of (x2-x1)²+(y2-y1)²
N-2
360°
Straight Angle

17. For any given perimeter - the rectangle with the largest AREA is a
(pi)r²
180
2(lw+lh+wh)
Square (versus a rectangle)

18. Formula for a diagonal
L²+w²+h²=d²
Isosceles Trapezoid
y2-y1/x2-x1
360°

19. In any Regular Polygon - the measure of each interior angle
A=(side)² or A=½(diagonal)²
(n-2)x180/n
x/360 x (pi)r² or x/360 x A
Square (versus a rectangle)

20. In a rectangle - all angles are
Circumference/diameter c/d
N-2
Right
P=4s (s=side)

21. If an arc measures x - the length of the arc is
Positive
Right
Pi(diameter)
x/360 x 2(pi)r or x/360 x C

22. Area of a circle
(pi)r²
90°
Right
360/n

23. Area of a Rectangle:
Square (versus a rectangle)
A=(side)² or A=½(diagonal)²
P=2(l+w)
Positive

24. The sum of all angles around a point
A=(side)² or A=½(diagonal)²
360°
Square (versus a rectangle)
180°

25. Area of a Parallelogram:
A=(base)(height)
D=Square root of (x2-x1)²+(y2-y1)²
zero
360°

26. Slope
360°
y2-y1/x2-x1
Edge³
(n-2) x 180

27. For any given Area - the rectangle with the smallest perimeter is a
(length)(width)(height)
N-2
45 45 90 Right triangles (x - x - x*square root of 2)
Square (versus a rectangle)

28. The surface area of a cynlinder plus top and bottom
2(pi)rh+2(pi)r²
x/360 x 2(pi)r or x/360 x C
Positive
4/3(pi)r³

29. An Angle that'S 180°
Straight Angle
A=½(base1+base2)(height)
Parallelogram
180°

30. Slope of any line that goes up from left to right
Square (versus a rectangle)
Circumference/diameter c/d
6e²
Positive

31. A quadrilateral where two diagonals bisect each other
180
Parallelogram
A=(base)(height)
6e²

32. If one of the angles formed by an intersection is right - they'Re all right
True
2(lw+lh+wh)
360°
180

33. Area of a Trapezoid:
A=½(base1+base2)(height)
Edge³
2(pi)rh
360°

34. Circumference of a circle
N-2
Straight Angle
Square (versus a rectangle)
Pi(diameter)

35. Distance Formula
(pi)r²
D=Square root of (x2-x1)²+(y2-y1)²
(length)(width)(height)
6e²

36. Volume of a Sphere
(n-2)x180/n
Circumference/diameter c/d
4/3(pi)r³
6e²

37. In a Regular Polygon - the measure of each exterior angle
360/n
4/3(pi)r³
360°
Negative

38. The area of a sector formed by an arc and 2 radii
180
L²+w²+h²=d²
x/360 x (pi)r² or x/360 x A
Negative

39. Surface area of a rectangular solid
P=2(l+w)
Pi(diameter)
2(lw+lh+wh)
x/360 x 2(pi)r or x/360 x C

40. The Perimeter of a rectangle
(pi)r²
P=2(l+w)
x/360 x 2(pi)r or x/360 x C
90°

41. Vertical lines
Do not have slopes!
180°
360°
Square (versus a rectangle)

42. Circumference of a circle
2(pi)r
360°
360°
(pi)r²h

43. Pi
2(lw+lh+wh)
Circumference/diameter c/d
(length)(width)(height)
Straight Angle

44. Each diagonal divides a square into 2
45 45 90 Right triangles (x - x - x*square root of 2)
Square (versus a rectangle)
N-2
zero

45. Volume of a rectangular solid
Right
(length)(width)(height)
x/360 x 2(pi)r or x/360 x C
Do not have slopes!