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SAT Math 1 Formulas

Subjects : sat, math

Instructions:

Answer 50 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. i4
1
V(x2-x1)²+(y2-y1)²+(z2-z1)²
(pi)r²
-i

2. sin²x+cos²x
2lw+2wh+2lh
Even
1
x=-b/2a

3. The nth term in an arithmetic sequence
An=a1+(n-1)d
Sv3
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
.5absin?

4. Change of Base Formula (log1A)
LogA/log1
(1/3)Bh (B=area of base)
2lw+2wh+2lh
Sinx/cosx

5. odd+odd
(x-h)²+(y-k)²=r²
Positive
Even
Distance/rate

6. Repeated Change Formula
Negative
[(b1+b2)÷2]h
(1/3)Bh (B=area of base)
Original x (1 ± rate)^number of changes

7. Sum of first n terms in arithmetic sequence
N(a1+an/2)
(4/3)(pi)r³
Even
3v8²

8. i²
(pi)r²
Sv2
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
-1

9. Equation of Ellipse
S²v3÷4
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
Even
(x - h)² / a² + (y - k)² / b² = 1

10. SA of Rectangular Solid
LogA/log1
(1/3)(pi)r²h
-i
2lw+2wh+2lh

11. Volume of Rectangular Solid
Distance/rate
Lwh
Negative
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60

12. Percent of Change
(amount of change/original) x 100
4(pi)r²
-i
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60

13. Area of Trapezoid
4(pi)r²
An=a1+(n-1)d
[(b1+b2)÷2]h
(n-2)x180°

14. Long Diagonal of Rectangular Solid
Even
Odd
A²+b²+c²=d²
Even

15. i¹
I
(pi)r²
Degree/360 x circumference
Lwh

16. even-even
Even
1
(x - h)² / a² + (y - k)² / b² = 1
Degree/360 x circumference

17. AOS in parabolas
y=k/x
x=-b/2a
3v8²
V(x2-x1)²+(y2-y1)²+(z2-z1)²

18. A negative number raised to an even power is
Sv3
2(pi)r²+2(pi)rh
Positive
3v8²

19. odd x odd
S²v3÷4
[(b1+b2)÷2]h
V-1
Odd

20. A negative number raised to an odd power is
Negative
3v8²
Rate x time
Even

21. SA of Cylinder
Rate x time
I
2(pi)r²+2(pi)rh
B^x=N

22. Volume of Cone
(1/3)(pi)r²h
Even
A²+b²+c²=d²
(n-2)x180°

23. Factor

24. Equation of Circle
.5absin?
A²+b²+c²=d²
V-1
(x-h)²+(y-k)²=r²

25. Area of Parallelogram
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
Degree/360 x circumference
Bh

26. log0N (0=b)
y=k/x
B^x=N
(pi)r²h
An=a1+(n-1)d

27. A positive number raised to any power is
1
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
Positive
Original x (1 ± rate)^number of changes

28. even x odd
2lw+2wh+2lh
V(x2-x1)²+(y2-y1)²+(z2-z1)²
Even
Original x (1 ± rate)^number of changes

29. Volume of Cylinder
(pi)rl+(pi)r² (l is slant height)
(pi)r²h
I
Total distance/total time

30. Cirumference
2(pi)r
Rate x time
A²+b²+c²=d²
-1

31. i
-i
I
V-1
3v8²

32. indirect variation
2lw+2wh+2lh
y=k/x
-i
4(pi)r²

33. tanx
(1/3)(pi)r²h
x=-b/2a
Sinx/cosx
Bh (B = area of base)

34. Discriminant
An=a1+(n-1)d
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
Odd
(1/3)Bh (B=area of base)

35. Volume of Prism
(x - h)² / a² + (y - k)² / b² = 1
Bh (B = area of base)
Even
3v8²

36. SA of Sphere
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
4(pi)r²
(4/3)(pi)r³
(amount of change/original) x 100

37. Distance in 3 Dimensions
V(x2-x1)²+(y2-y1)²+(z2-z1)²
1
B^x=N
x=-b/2a

38. Arc
(amount of change/original) x 100
(1/3)(pi)r²h
Degree/360 x circumference
3v8²

39. even x even
A²+b²+c²=d²
Even
B^x=N
.5absin?

40. even+odd
[(b1+b2)÷2]h
Rate of work x time
1
Odd

41. Standard Parabola
y=a(x-h)²+k
-1
3v8²
2(pi)r

42. Volume of Pyramid
(1/3)Bh (B=area of base)
1
y=k/x
y=a(x-h)²+k

43. Area of Equilateral Triangle
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
S²v3÷4
(pi)r²
Odd

44. Time
y=k/x
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
1
Distance/rate

45. even+even
Even
Original x (1 ± rate)^number of changes
V(x2-x1)²+(y2-y1)²+(z2-z1)²
(pi)rl+(pi)r² (l is slant height)

46. SA of Cube
6s²
A²+b²+c²=d²
An=a1+(n-1)d
Odd

47. Work Done
Bh (B = area of base)
Rate of work x time
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
Distance/rate

48. i³
Odd
(1/3)(pi)r²h
Odd
-i

49. Multiples
-1
Even
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
Sinx/cosx

50. SA of Cone
Odd
(pi)rl+(pi)r² (l is slant height)
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
x=-b/2a