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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. Arc
Degree/360 x circumference
Degree/360 x area
Original x (1 ± rate)^number of changes
Lwh

2. (x+y)²=
Even
x²+2xy+y²
B^x=N
Lwh

3. A negative number raised to an even power is
Original x (1 ± rate)^number of changes
Positive
Odd
-1

4. 8^(2/3)
.5absin?
4(pi)r²
x²+2xy+y²
3v8²

5. Work Done
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
Bh (B = area of base)
Rate of work x time
x²+2xy+y²

6. SA of Sphere
4(pi)r²
(1/3)Bh (B=area of base)
Lwh
Sinx/cosx

7. Area of Equilateral Triangle
(x-h)²+(y-k)²=r²
S²v3÷4
1
N(a1+an/2)

8. Volume of Pyramid
(1/3)Bh (B=area of base)
An=a1+(n-1)d
[(b1+b2)÷2]h
V(x2-x1)²+(y2-y1)²+(z2-z1)²

9. Volume of Sphere
Original x (1 ± rate)^number of changes
(4/3)(pi)r³
(amount of change/original) x 100
-1

10. Long Diagonal of Rectangular Solid
A²+b²+c²=d²
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
An=a1+(n-1)d
(4/3)(pi)r³

11. Triplets
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
Odd
2(pi)r²+2(pi)rh
S²v3÷4

12. even+even
1
3v8²
.5absin?
Even

13. The nth term in an arithmetic sequence
An=a1+(n-1)d
1
V(x2-x1)²+(y2-y1)²+(z2-z1)²
I

14. Time
(1/3)(pi)r²h
Distance/rate
1
Rate x time

15. odd x odd
(4/3)(pi)r³
Odd
(1/3)Bh (B=area of base)
3v8²

16. sin²x+cos²x
A²+b²+c²=d²
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
1
Rate x time

17. A negative number raised to an odd power is
x²+2xy+y²
Negative
LogA/log1
Degree/360 x circumference

18. Standard Parabola
(x-h)²+(y-k)²=r²
4(pi)r²
y=a(x-h)²+k
Sinx/cosx

19. Distance
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
Rate x time
Even
(amount of change/original) x 100

20. A positive number raised to any power is
Even
[(b1+b2)÷2]h
Positive
2(pi)r

21. Area of Triangle
Positive
1
.5absin?
2(pi)r

22. Change of Base Formula (log1A)
Even
Positive
Total distance/total time
LogA/log1

23. SA of Rectangular Solid
2lw+2wh+2lh
A²+b²+c²=d²
Bh (B = area of base)
I

24. Volume of Prism
Degree/360 x circumference
Positive
A²+b²+c²=d²
Bh (B = area of base)

25. Percent of Change
1
[(b1+b2)÷2]h
(amount of change/original) x 100
2(pi)r

26. Area of Circle
Sv3
(pi)r²
V(x2-x1)²+(y2-y1)²+(z2-z1)²
1

27. tanx
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
Rate x time
Sinx/cosx
Distance/rate

28. even-even
Even
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
2lw+2wh+2lh
2(pi)r

29. Multiples
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
Odd
B^x=N

30. Area of Trapezoid
(x - h)² / a² + (y - k)² / b² = 1
[(b1+b2)÷2]h
3v8²
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60

31. Volume of Rectangular Solid
Lwh
Sv3
Even
Distance/rate

32. even x even
Even
x²+2xy+y²
S²v3÷4
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60

33. odd-odd
V(x2-x1)²+(y2-y1)²+(z2-z1)²
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
Even
x=-b/2a

34. even x odd
y=k/x
Odd
An=a1+(n-1)d
Even

35. odd+odd
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
Odd
Degree/360 x circumference
Even

36. i²
-1
B^x=N
Total distance/total time
1

37. Distance in 3 Dimensions
V(x2-x1)²+(y2-y1)²+(z2-z1)²
x²+2xy+y²
2lw+2wh+2lh
Degree/360 x area

38. even-odd
1
Odd
Even
(1/3)(pi)r²h

39. i
V-1
Even
3v8²
(n-2)x180°

40. Sector
x=-b/2a
Degree/360 x area
-i
y=a(x-h)²+k

41. SA of Cube
(pi)r²h
Even
2(pi)r²+2(pi)rh
6s²

42. Cube Long Diagonal
V(x2-x1)²+(y2-y1)²+(z2-z1)²
(4/3)(pi)r³
Sv3
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60

43. Factor

44. AOS in parabolas
1
x=-b/2a
Positive
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25

45. indirect variation
x²+2xy+y²
y=k/x
Original x (1 ± rate)^number of changes
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...

46. Average Speed
Total distance/total time
(n-2)x180°
(1/3)(pi)r²h
(pi)rl+(pi)r² (l is slant height)

47. Cube face DIagonal
Sv2
Original x (1 ± rate)^number of changes
(4/3)(pi)r³
Even

48. Discriminant
2lw+2wh+2lh
1
Sinx/cosx
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real

49. i³
[(b1+b2)÷2]h
(x-h)²+(y-k)²=r²
-i
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real

50. Equation of Circle
Even
Lwh
Even
(x-h)²+(y-k)²=r²