Test your basic knowledge |

SAT Math: Geometry Formulas

Instructions:

Answer 35 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. Formula for the surface area of a sphere
b*h
s^2(root3)/4
4(pi)3^2= 36(pi)
4(pi)r^2

2. Area of a trapezoid - given bases b - height h
1^2/2= 1/2
5(2+3)/2= 15
(4/3)(pi)3^3= 36(pi)
h(b1+b2)/2

3. Pythagorean triple beginning with 9
9-40-41
h(b1+b2)/2
3^2/2= 9/2
s(root3)/2

4. Diagonal of a cube with side 3
(1*2)/2= 1
3(root3)
12-35-37
h(b1+b2)/2

5. Area of a rhombus - given diagonals d
(d1*d2)/2
20-21-29
h(b1+b2)/2
180(200-2)= 35640

6. Area of a square with a diagonal of 3
3^2/2= 9/2
4/3(pi)r^3
4^2/2= 8
180(100-2)= 17640

7. Area of a square with a diagonal of 1
1^2/2= 1/2
s(root3)
180(100-2)= 17640
(d1*d2)/2

8. Area of an equilateral triangle with side 3
s(root3)
h(b1+b2)/2
4^2/2= 8
3^2(root3)/4= 9(root3)/4

9. Pythagorean triple beginning with 7
7-24-25
(1*2)/2= 1
b*h
s^2(root3)/4

10. Area of an equilateral triangle with side s
5(2+3)/2= 15
4^2/2= 8
s(root3)/2
s^2(root3)/4

11. Volume of a sphere
4(pi)r^2
4/3(pi)r^3
5(2+3)/2= 15
3^2(root3)/4= 9(root3)/4

12. Area of a rhombus - given diagonals - 3 and 6
b*h
4/3(pi)r^3
1^2/2= 1/2
(3*6)/2= 9

13. Area of a trapezoid - given bases - 1 and 2 - height 4
180(100-2)= 17640
s(root3)
4(1+2)/2= 6
5(2+3)/2= 15

14. Height of equilateral triangle with side s
s(root3)/2
(1*2)/2= 1
2^2/2= 2
4(pi)3^2= 36(pi)

15. Volume of a sphere given radius 3
(4/3)(pi)3^3= 36(pi)
(d1*d2)/2
s(root3)/2
s(root3)

16. Pythagorean triple beginning with 5
b*h
2^2/2= 2
5-12-13
(1*2)/2= 1

17. Parallelogram with equal sides
(3*6)/2= 9
5(2+3)/2= 15
rhombus
1^2/2= 1/2

18. Area of a rhombus - given diagonals - 1 and 2
180(200-2)= 35640
4/3(pi)r^3
(1*2)/2= 1
180(100-2)= 17640

19. Area of a trapezoid given bases 2 and 3 - height 5
5(2+3)/2= 15
5-12-13
(1*2)/2= 1
180(200-2)= 35640

20. Surface area of a sphere with radius 2
2^2(root3)/4= root3
4(pi)2^2= 16(pi)
rhombus
2^2/2= 2

21. Area of a square with a diagonal of x:
x^2/2
180(100-2)= 17640
20-21-29
2^2(root3)/4= root3

22. Area of an equilateral triangle with side 2
9-40-41
2^2(root3)/4= root3
180(200-2)= 35640
root3(root3)= 3

23. Volume of a cone and pyramid
3^2/2= 9/2
(1*2)/2= 1
(4/3)(pi)3^3= 36(pi)
1/3*bh

24. Volume of a cylinder and prism
root3(root3)= 3
7-24-25
rhombus
b*h

25. Pythagorean triple beginning with 12
1/3*bh
12-35-37
8-15-17
rhombus

26. Total degrees in n-sided polygon
root3(root3)= 3
3^2/2= 9/2
3(root3)
180(n-2)

27. Pythagorean triple beginning with 8
b*h
rhombus
4(pi)r^2
8-15-17

28. Total degrees in 200 sided polygon
(d1*d2)/2
180(200-2)= 35640
(3*6)/2= 9
(4/3)(pi)3^3= 36(pi)

29. Diagonal of a cube with side s
3^2(root3)/4= 9(root3)/4
h(b1+b2)/2
1^2/2= 1/2
s(root3)

30. Diagonal of a cube with side root3
root3(root3)= 3
3^2/2= 9/2
4(pi)3^2= 36(pi)
2^2/2= 2

31. Surface area of a sphere with radius 3
x^2/2
180(200-2)= 35640
180(n-2)
4(pi)3^2= 36(pi)

32. Total degrees in 100 sided polygon
h(b1+b2)/2
s^2(root3)/4
180(100-2)= 17640
1^2/2= 1/2

33. Area of a square with a diagonal of 2
9-40-41
180(n-2)
4(pi)3^2= 36(pi)
2^2/2= 2

34. Area of a square with a diagonal of 4
4^2/2= 8
7-24-25
b*h
(1*2)/2= 1

35. Pythagorean triple beginning with 20
3(root3)
20-21-29
b*h
h(b1+b2)/2