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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. Sum of first n terms in arithmetic sequence
(x-h)²+(y-k)²=r²
y=k/x
N(a1+an/2)
x²+2xy+y²

2. Repeated Change Formula
Lwh
(pi)rl+(pi)r² (l is slant height)
Original x (1 ± rate)^number of changes
x²+2xy+y²

3. i³
(n-2)x180°
Even
y=k/x
-i

4. even+even
Even
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
(1/3)Bh (B=area of base)
y=k/x

5. SA of Cylinder
(4/3)(pi)r³
2lw+2wh+2lh
4(pi)r²
2(pi)r²+2(pi)rh

6. Volume of Cone
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
B^x=N
(1/3)(pi)r²h
Positive

7. even-even
Negative
Even
y=a(x-h)²+k
(pi)r²

8. Volume of Pyramid
2(pi)r²+2(pi)rh
N(a1+an/2)
x²+2xy+y²
(1/3)Bh (B=area of base)

9. Arc
Degree/360 x circumference
B^x=N
4(pi)r²
Odd

10. odd x odd
(pi)r²
x=-b/2a
Odd
Degree/360 x area

11. log0N (0=b)
Rate of work x time
2(pi)r²+2(pi)rh
B^x=N
Even

12. SA of Cone
(pi)rl+(pi)r² (l is slant height)
Sv3
V(x2-x1)²+(y2-y1)²+(z2-z1)²
B^x=N

13. Work Done
Even
Rate of work x time
Positive
y=k/x

14. i¹
Odd
4(pi)r²
I
(x - h)² / a² + (y - k)² / b² = 1

15. SA of Cube
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
6s²
1
Positive

16. even x odd
Distance/rate
Even
(1/3)(pi)r²h
Rate x time

17. (x+y)²=
Sv2
1
-1
x²+2xy+y²

18. A negative number raised to an odd power is
Negative
(pi)rl+(pi)r² (l is slant height)
(pi)r²
Odd

19. odd-odd
Even
.5absin?
Original x (1 ± rate)^number of changes
(pi)r²h

20. Volume of Rectangular Solid
Lwh
Negative
Rate x time
Total distance/total time

21. odd+odd
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
Bh
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
Even

22. Cube Long Diagonal
-i
Sv3
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
(amount of change/original) x 100

23. Discriminant
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
A²+b²+c²=d²
(n-2)x180°
Rate x time

24. Sector
(1/3)(pi)r²h
Even
Degree/360 x area
Rate x time

25. Multiples
Negative
An=a1+(n-1)d
1
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...

26. Area of Equilateral Triangle
Even
Even
S²v3÷4
(pi)r²h

27. i²
-1
Odd
Sinx/cosx
Even

28. 8^(2/3)
S²v3÷4
3v8²
Positive
A²+b²+c²=d²

29. The nth term in an arithmetic sequence
An=a1+(n-1)d
x=-b/2a
Bh
V-1

30. i4
1
(x-h)²+(y-k)²=r²
y=k/x
A²+b²+c²=d²

31. even x even
[(b1+b2)÷2]h
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
Distance/rate
Even

32. Cube face DIagonal
(x-h)²+(y-k)²=r²
(1/3)(pi)r²h
Sv2
Bh

33. Volume of Cylinder
Positive
Positive
(x-h)²+(y-k)²=r²
(pi)r²h

34. Sum of Angles in n-sided polygon
Sinx/cosx
(n-2)x180°
3v8²
Even

35. even+odd
Odd
y=k/x
Rate x time
(amount of change/original) x 100

36. Area of Parallelogram
Degree/360 x circumference
(1/3)(pi)r²h
Odd
Bh

37. tanx
-1
Sinx/cosx
An=a1+(n-1)d
1

38. Area of Circle
Even
V(x2-x1)²+(y2-y1)²+(z2-z1)²
x=-b/2a
(pi)r²

39. Volume of Prism
2lw+2wh+2lh
(x-h)²+(y-k)²=r²
Odd
Bh (B = area of base)

40. AOS in parabolas
x=-b/2a
2lw+2wh+2lh
Total distance/total time
x²+2xy+y²

41. even-odd
1
Odd
x²+2xy+y²
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...

42. Factor

43. Long Diagonal of Rectangular Solid
A²+b²+c²=d²
Degree/360 x area
x=-b/2a
2lw+2wh+2lh

44. Volume of Sphere
Odd
Odd
Rate of work x time
(4/3)(pi)r³

45. Distance
Rate of work x time
A²+b²+c²=d²
Rate x time
I

46. A negative number raised to an even power is
Positive
(4/3)(pi)r³
6s²
Degree/360 x area

47. Cirumference
Total distance/total time
Distance/rate
Lwh
2(pi)r

48. indirect variation
An=a1+(n-1)d
Lwh
-1
y=k/x

49. Area of Trapezoid
y=a(x-h)²+k
[(b1+b2)÷2]h
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
An=a1+(n-1)d

50. Time
.5absin?
Distance/rate
Even
(4/3)(pi)r³