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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. log0N (0=b)
1
y=a(x-h)²+k
[(b1+b2)÷2]h
B^x=N

2. indirect variation
3v8²
Sv3
y=k/x
x=-b/2a

3. Area of Triangle
Positive
.5absin?
[(b1+b2)÷2]h
Degree/360 x area

4. Repeated Change Formula
y=k/x
Odd
Original x (1 ± rate)^number of changes
(x - h)² / a² + (y - k)² / b² = 1

5. Volume of Sphere
3v8²
(4/3)(pi)r³
y=k/x
(pi)r²h

6. Distance in 3 Dimensions
(pi)rl+(pi)r² (l is slant height)
Positive
V(x2-x1)²+(y2-y1)²+(z2-z1)²
Odd

7. SA of Cylinder
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
[(b1+b2)÷2]h
(pi)r²h
2(pi)r²+2(pi)rh

8. i4
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
Lwh
-i
1

9. Arc
Degree/360 x circumference
(amount of change/original) x 100
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
-i

10. Standard Parabola
y=a(x-h)²+k
LogA/log1
A²+b²+c²=d²
Positive

11. Work Done
2(pi)r
2(pi)r²+2(pi)rh
Rate of work x time
x²+2xy+y²

12. Volume of Cone
Total distance/total time
(1/3)(pi)r²h
y=k/x
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25

13. odd-odd
Even
-1
A²+b²+c²=d²
.5absin?

14. Long Diagonal of Rectangular Solid
A²+b²+c²=d²
2lw+2wh+2lh
Odd
V(x2-x1)²+(y2-y1)²+(z2-z1)²

15. Cube Long Diagonal
1
y=a(x-h)²+k
An=a1+(n-1)d
Sv3

16. Discriminant
(1/3)(pi)r²h
V(x2-x1)²+(y2-y1)²+(z2-z1)²
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
Even

17. Equation of Circle
(x-h)²+(y-k)²=r²
Bh (B = area of base)
Even
2(pi)r

18. Percent of Change
(amount of change/original) x 100
Even
A²+b²+c²=d²
Original x (1 ± rate)^number of changes

19. even-odd
V-1
Even
Odd
6s²

20. Area of Trapezoid
Odd
(pi)r²
LogA/log1
[(b1+b2)÷2]h

21. Cirumference
x²+2xy+y²
2(pi)r
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
Odd

22. Average Speed
Total distance/total time
Bh (B = area of base)
1
Degree/360 x circumference

23. Multiples
B^x=N
Negative
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
(x-h)²+(y-k)²=r²

24. Factor

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25. tanx
N(a1+an/2)
x=-b/2a
Sinx/cosx
V-1

26. Equation of Ellipse
Original x (1 ± rate)^number of changes
(x - h)² / a² + (y - k)² / b² = 1
N(a1+an/2)
-1

27. i³
Bh (B = area of base)
6s²
Even
-i

28. odd x odd
Even
S²v3÷4
Odd
Total distance/total time

29. i²
-1
(x - h)² / a² + (y - k)² / b² = 1
3v8²
Even

30. sin²x+cos²x
Distance/rate
1
Positive
V(x2-x1)²+(y2-y1)²+(z2-z1)²

31. SA of Cube
(amount of change/original) x 100
Even
6s²
I

32. SA of Rectangular Solid
Bh
1
Distance/rate
2lw+2wh+2lh

33. Distance
Rate x time
(x-h)²+(y-k)²=r²
1
.5absin?

34. Area of Parallelogram
[(b1+b2)÷2]h
Bh
3v8²
S²v3÷4

35. Area of Equilateral Triangle
y=k/x
S²v3÷4
2(pi)r²+2(pi)rh
y=a(x-h)²+k

36. SA of Cone
(4/3)(pi)r³
2(pi)r²+2(pi)rh
Sv3
(pi)rl+(pi)r² (l is slant height)

37. i¹
Original x (1 ± rate)^number of changes
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
I
Bh

38. A negative number raised to an odd power is
Negative
S²v3÷4
(x - h)² / a² + (y - k)² / b² = 1
N(a1+an/2)

39. AOS in parabolas
x=-b/2a
S²v3÷4
N(a1+an/2)
Even

40. The nth term in an arithmetic sequence
(n-2)x180°
An=a1+(n-1)d
y=a(x-h)²+k
Even

41. Sector
Odd
(n-2)x180°
2(pi)r
Degree/360 x area

42. even+even
Even
Bh
Sv3
A²+b²+c²=d²

43. 8^(2/3)
4(pi)r²
3v8²
y=k/x
Original x (1 ± rate)^number of changes

44. Volume of Pyramid
Odd
Even
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
(1/3)Bh (B=area of base)

45. Cube face DIagonal
Sv2
(pi)rl+(pi)r² (l is slant height)
1
y=k/x

46. Volume of Cylinder
(pi)r²h
-i
2lw+2wh+2lh
Negative

47. Triplets
[(b1+b2)÷2]h
(pi)r²h
Rate of work x time
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25

48. even+odd
B^x=N
Even
Odd
Sv2

49. SA of Sphere
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
B^x=N
1
4(pi)r²

50. (x+y)²=
x²+2xy+y²
V(x2-x1)²+(y2-y1)²+(z2-z1)²
Bh (B = area of base)
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...