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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. Area of a Rectangle:
y2-y1/x2-x1
Square (versus a rectangle)
Do not have slopes!
A=(side)² or A=½(diagonal)²

2. An Angle that'S 180°
2(pi)rh+2(pi)r²
Pi(diameter)
Straight Angle
Square (versus a rectangle)

3. Circumference of a circle
Do not have slopes!
(pi)r²
A=(side)² or A=½(diagonal)²
Pi(diameter)

4. A quadrilateral where two diagonals bisect each other
Parallelogram
90°
2(pi)rh
Negative

5. Surface area of a cylinder
P=2(l+w)
2(pi)rh
360°
Circumference/diameter c/d

6. The Perimeter of a rectangle
180°
Straight Angle
P=2(l+w)
Negative

7. For any given Area - the rectangle with the smallest perimeter is a
Square (versus a rectangle)
A=(side)² or A=½(diagonal)²
360°
(n-2)x180/n

8. If an arc measures x - the length of the arc is
x/360 x 2(pi)r or x/360 x C
Negative
Square (versus a rectangle)
Edge³

9. Area of a Parallelogram:
A=(base)(height)
P=4s (s=side)
Do not have slopes!
A=½(base1+base2)(height)

10. Slope
(n-2)x180/n
True
2(pi)r
y2-y1/x2-x1

11. Volume of a Cylinder
x/360 x 2(pi)r or x/360 x C
(pi)r²h
90°
P=2(l+w)

12. In a Rectangle - each angles measures
P=2(l+w)
90°
2(pi)rh
Pi(diameter)

13. The Perimeter of a Square
Square (versus a rectangle)
N-2
(length)(width)(height)
P=4s (s=side)

14. Surface area of a rectangular solid
6e²
360°
2(lw+lh+wh)
Right

15. Area of a circle
45 45 90 Right triangles (x - x - x*square root of 2)
(pi)r²
A=(side)² or A=½(diagonal)²
2(lw+lh+wh)

16. The sum of the measures of the n angles in a polygon with n sides
(n-2)x180/n
(n-2) x 180
Straight Angle
Pi(diameter)

17. Formula for the surface area of a cube
2(pi)rh+2(pi)r²
x/360 x 2(pi)r or x/360 x C
Right
6e²

18. What kind of trapezoid has equal parallel sides?
Isosceles Trapezoid
180
Straight Angle
P=2(l+w)

19. In a Regular Polygon - the measure of each exterior angle
360/n
A=(side)² or A=½(diagonal)²
L²+w²+h²=d²
6e²

20. The consecutive angles in a parallelogram equal
360°
y2-y1/x2-x1
A=(base)(height)
180°

21. Volume of a rectangular solid
Isosceles Trapezoid
(length)(width)(height)
Square (versus a rectangle)
360°

22. Circumference of a circle
Pi(diameter)
Positive
2(pi)r
180°

23. The sum of the angles in a quadrilateral is
360°
Square (versus a rectangle)
Isosceles Trapezoid
2(pi)rh

24. 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
Edge³
True
90°
180

25. Area of a Trapezoid:
2(pi)rh+2(pi)r²
A=½(base1+base2)(height)
A=(side)² or A=½(diagonal)²
Positive

26. The surface area of a cynlinder plus top and bottom
Right
P=2(l+w)
4/3(pi)r³
2(pi)rh+2(pi)r²

27. If one of the angles formed by an intersection is right - they'Re all right
A=(base)(height)
180
(pi)r²
True

28. For any given perimeter - the rectangle with the largest AREA is a
A=(base)(height)
(n-2)x180/n
Square (versus a rectangle)
zero

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

30. Distance Formula
L²+w²+h²=d²
4/3(pi)r³
D=Square root of (x2-x1)²+(y2-y1)²
Do not have slopes!

31. Each diagonal divides a square into 2
180°
45 45 90 Right triangles (x - x - x*square root of 2)
2(lw+lh+wh)
Negative

32. Any Horizontal line slope
y2-y1/x2-x1
zero
x/360 x (pi)r² or x/360 x A
(n-2)x180/n

33. The sum of all angles around a point
Right
6e²
Square (versus a rectangle)
360°

34. The area of a sector formed by an arc and 2 radii
N-2
360/n
2(lw+lh+wh)
x/360 x (pi)r² or x/360 x A

35. Volume of a cube
zero
(n-2)x180/n
180
Edge³

36. In any polygon - all external angles equal up to
Square (versus a rectangle)
360°
Straight Angle
Do not have slopes!

37. If you measure all exterior angles in a polygon - they all equal
6e²
Do not have slopes!
2(lw+lh+wh)
360°

38. Formula for a diagonal
P=4s (s=side)
2(pi)rh+2(pi)r²
L²+w²+h²=d²
A=½(base1+base2)(height)

39. Volume of a Sphere
P=2(l+w)
Isosceles Trapezoid
4/3(pi)r³
Edge³

40. Vertical lines
A=(side)² or A=½(diagonal)²
2(pi)r
Do not have slopes!
Circumference/diameter c/d

41. Slope of any line that goes down as you move from left to right is
Negative
2(pi)rh
45 45 90 Right triangles (x - x - x*square root of 2)
Isosceles Trapezoid

42. In a rectangle - all angles are
Right
A=½(base1+base2)(height)
(length)(width)(height)
x/360 x 2(pi)r or x/360 x C

43. Pi
Circumference/diameter c/d
x/360 x (pi)r² or x/360 x A
Do not have slopes!
(length)(width)(height)

44. Any n-sided polygon can be divided into how many triangles? (by drawing diagonals from one vertical)
L²+w²+h²=d²
2(pi)r
180
N-2

45. Slope of any line that goes up from left to right
2(lw+lh+wh)
180
Positive
2(pi)r