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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 rhombus - given diagonals d
x^2/2
(3*6)/2= 9
180(200-2)= 35640
(d1*d2)/2

2. Area of a trapezoid given bases 2 and 3 - height 5
1/3*bh
5(2+3)/2= 15
4(pi)3^2= 36(pi)
9-40-41

3. Area of a rhombus - given diagonals - 1 and 2
s(root3)
(d1*d2)/2
(1*2)/2= 1
8-15-17

4. Area of a square with a diagonal of 1
7-24-25
20-21-29
1^2/2= 1/2
4(pi)3^2= 36(pi)

5. Pythagorean triple beginning with 9
4/3(pi)r^3
4(pi)3^2= 36(pi)
9-40-41
h(b1+b2)/2

6. Pythagorean triple beginning with 20
1^2/2= 1/2
20-21-29
12-35-37
s(root3)

7. Area of a trapezoid - given bases - 1 and 2 - height 4
4(1+2)/2= 6
4/3(pi)r^3
s(root3)
(4/3)(pi)3^3= 36(pi)

8. Area of a square with a diagonal of 3
(4/3)(pi)3^3= 36(pi)
s(root3)/2
3^2/2= 9/2
b*h

9. Diagonal of a cube with side root3
root3(root3)= 3
180(200-2)= 35640
180(n-2)
7-24-25

10. Pythagorean triple beginning with 12
12-35-37
180(n-2)
2^2/2= 2
4(1+2)/2= 6

11. Total degrees in 100 sided polygon
1^2/2= 1/2
20-21-29
180(100-2)= 17640
x^2/2

12. Area of a trapezoid - given bases b - height h
4(1+2)/2= 6
12-35-37
h(b1+b2)/2
5-12-13

13. Diagonal of a cube with side 3
3(root3)
(4/3)(pi)3^3= 36(pi)
3^2/2= 9/2
(1*2)/2= 1

14. Volume of a cone and pyramid
2^2(root3)/4= root3
(4/3)(pi)3^3= 36(pi)
9-40-41
1/3*bh

15. Surface area of a sphere with radius 3
8-15-17
2^2/2= 2
4(pi)3^2= 36(pi)
s(root3)/2

16. Volume of a sphere
4/3(pi)r^3
180(200-2)= 35640
8-15-17
2^2/2= 2

17. Total degrees in n-sided polygon
4(pi)2^2= 16(pi)
180(n-2)
1^2/2= 1/2
4/3(pi)r^3

18. Area of an equilateral triangle with side 2
2^2(root3)/4= root3
rhombus
9-40-41
3^2/2= 9/2

19. Volume of a cylinder and prism
7-24-25
s(root3)/2
2^2(root3)/4= root3
b*h

20. Area of an equilateral triangle with side 3
3^2(root3)/4= 9(root3)/4
x^2/2
20-21-29
5(2+3)/2= 15

21. Area of an equilateral triangle with side s
4/3(pi)r^3
3^2(root3)/4= 9(root3)/4
1/3*bh
s^2(root3)/4

22. Area of a rhombus - given diagonals - 3 and 6
3^2/2= 9/2
8-15-17
4(pi)r^2
(3*6)/2= 9

23. Area of a square with a diagonal of 2
2^2(root3)/4= root3
(d1*d2)/2
180(100-2)= 17640
2^2/2= 2

24. Pythagorean triple beginning with 7
180(100-2)= 17640
20-21-29
(d1*d2)/2
7-24-25

25. Height of equilateral triangle with side s
2^2/2= 2
s(root3)/2
h(b1+b2)/2
8-15-17

26. Pythagorean triple beginning with 5
3^2(root3)/4= 9(root3)/4
20-21-29
5-12-13
8-15-17

27. Total degrees in 200 sided polygon
(d1*d2)/2
4^2/2= 8
180(200-2)= 35640
2^2/2= 2

28. Surface area of a sphere with radius 2
4(pi)r^2
4(pi)2^2= 16(pi)
4^2/2= 8
180(n-2)

29. Diagonal of a cube with side s
(4/3)(pi)3^3= 36(pi)
s(root3)
5(2+3)/2= 15
2^2/2= 2

30. Formula for the surface area of a sphere
(1*2)/2= 1
7-24-25
5-12-13
4(pi)r^2

31. Pythagorean triple beginning with 8
3(root3)
(1*2)/2= 1
8-15-17
b*h

32. Area of a square with a diagonal of x:
root3(root3)= 3
x^2/2
180(100-2)= 17640
1/3*bh

33. Area of a square with a diagonal of 4
4^2/2= 8
3^2(root3)/4= 9(root3)/4
8-15-17
2^2/2= 2

34. Volume of a sphere given radius 3
4^2/2= 8
(4/3)(pi)3^3= 36(pi)
h(b1+b2)/2
4(1+2)/2= 6

35. Parallelogram with equal sides
s(root3)/2
9-40-41
3^2(root3)/4= 9(root3)/4
rhombus