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SAT Math: Geometry Formulas

Instructions:

Answer 35 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. Area of a trapezoid - given bases - 1 and 2 - height 4
4(pi)r^2
4(1+2)/2= 6
s(root3)/2
(1*2)/2= 1

2. Volume of a sphere
4(pi)2^2= 16(pi)
5(2+3)/2= 15
4/3(pi)r^3
s(root3)

3. Area of a rhombus - given diagonals - 1 and 2
20-21-29
rhombus
(1*2)/2= 1
7-24-25

4. Area of an equilateral triangle with side 2
5(2+3)/2= 15
2^2(root3)/4= root3
1/3*bh
5-12-13

5. Pythagorean triple beginning with 7
5(2+3)/2= 15
7-24-25
12-35-37
180(200-2)= 35640

6. Area of a square with a diagonal of 2
s^2(root3)/4
s(root3)
4(1+2)/2= 6
2^2/2= 2

7. Area of a square with a diagonal of x:
x^2/2
1^2/2= 1/2
4^2/2= 8
180(n-2)

8. Volume of a sphere given radius 3
s(root3)
h(b1+b2)/2
(4/3)(pi)3^3= 36(pi)
180(200-2)= 35640

9. Area of a trapezoid - given bases b - height h
h(b1+b2)/2
x^2/2
180(200-2)= 35640
rhombus

10. Surface area of a sphere with radius 2
7-24-25
b*h
3^2(root3)/4= 9(root3)/4
4(pi)2^2= 16(pi)

11. Pythagorean triple beginning with 20
(4/3)(pi)3^3= 36(pi)
20-21-29
(3*6)/2= 9
4/3(pi)r^3

12. Area of a square with a diagonal of 3
s(root3)/2
3^2/2= 9/2
3^2(root3)/4= 9(root3)/4
s(root3)

13. Pythagorean triple beginning with 5
3^2(root3)/4= 9(root3)/4
5-12-13
2^2(root3)/4= root3
180(100-2)= 17640

14. Total degrees in 100 sided polygon
180(100-2)= 17640
(3*6)/2= 9
4/3(pi)r^3
2^2/2= 2

15. Pythagorean triple beginning with 8
(3*6)/2= 9
180(200-2)= 35640
1^2/2= 1/2
8-15-17

16. Area of a square with a diagonal of 1
2^2(root3)/4= root3
1^2/2= 1/2
20-21-29
4(pi)3^2= 36(pi)

17. Volume of a cylinder and prism
b*h
1/3*bh
2^2/2= 2
180(100-2)= 17640

18. Diagonal of a cube with side 3
8-15-17
root3(root3)= 3
3(root3)
(1*2)/2= 1

19. Total degrees in 200 sided polygon
5(2+3)/2= 15
4/3(pi)r^3
180(200-2)= 35640
(4/3)(pi)3^3= 36(pi)

20. Area of a trapezoid given bases 2 and 3 - height 5
9-40-41
s^2(root3)/4
5(2+3)/2= 15
4(pi)r^2

21. Area of a rhombus - given diagonals d
4/3(pi)r^3
(d1*d2)/2
4(pi)3^2= 36(pi)
8-15-17

22. Total degrees in n-sided polygon
180(n-2)
7-24-25
(1*2)/2= 1
s(root3)

23. Parallelogram with equal sides
(4/3)(pi)3^3= 36(pi)
rhombus
4(pi)r^2
5(2+3)/2= 15

24. Diagonal of a cube with side s
12-35-37
s(root3)
9-40-41
4^2/2= 8

25. Area of a rhombus - given diagonals - 3 and 6
root3(root3)= 3
(3*6)/2= 9
5-12-13
4(pi)r^2

26. Volume of a cone and pyramid
1/3*bh
9-40-41
(1*2)/2= 1
7-24-25

27. Formula for the surface area of a sphere
4(1+2)/2= 6
s^2(root3)/4
(3*6)/2= 9
4(pi)r^2

28. Area of a square with a diagonal of 4
(4/3)(pi)3^3= 36(pi)
rhombus
4^2/2= 8
2^2/2= 2

29. Area of an equilateral triangle with side 3
b*h
3^2/2= 9/2
1^2/2= 1/2
3^2(root3)/4= 9(root3)/4

30. Area of an equilateral triangle with side s
(3*6)/2= 9
(d1*d2)/2
s^2(root3)/4
4^2/2= 8

31. Height of equilateral triangle with side s
180(n-2)
4(pi)r^2
s(root3)/2
3^2/2= 9/2

32. Pythagorean triple beginning with 12
7-24-25
4/3(pi)r^3
9-40-41
12-35-37

33. Pythagorean triple beginning with 9
4(pi)r^2
9-40-41
5(2+3)/2= 15
20-21-29

34. Diagonal of a cube with side root3
180(n-2)
s(root3)
8-15-17
root3(root3)= 3

35. Surface area of a sphere with radius 3
9-40-41
s(root3)/2
4(pi)3^2= 36(pi)
3(root3)