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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. Work Done
V(x2-x1)²+(y2-y1)²+(z2-z1)²
Rate x time
.5absin?
Rate of work x time

2. Discriminant
Distance/rate
Bh (B = area of base)
2(pi)r
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real

3. Area of Equilateral Triangle
x²+2xy+y²
x=-b/2a
B^x=N
S²v3÷4

4. Percent of Change
[(b1+b2)÷2]h
(amount of change/original) x 100
Odd
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...

5. Volume of Sphere
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
Rate of work x time
y=k/x
(4/3)(pi)r³

6. AOS in parabolas
Total distance/total time
x=-b/2a
V(x2-x1)²+(y2-y1)²+(z2-z1)²
Lwh

7. SA of Cone
Odd
(x - h)² / a² + (y - k)² / b² = 1
LogA/log1
(pi)rl+(pi)r² (l is slant height)

8. SA of Cube
6s²
-i
Total distance/total time
(1/3)Bh (B=area of base)

9. even x odd
(pi)r²h
Odd
Even
(pi)rl+(pi)r² (l is slant height)

10. Change of Base Formula (log1A)
y=k/x
A²+b²+c²=d²
y=a(x-h)²+k
LogA/log1

11. Volume of Cone
(1/3)(pi)r²h
x=-b/2a
x²+2xy+y²
Odd

12. odd-odd
(x - h)² / a² + (y - k)² / b² = 1
Even
V-1
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25

13. Cube Long Diagonal
Odd
Sv3
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
1

14. Volume of Cylinder
(pi)r²h
y=k/x
S²v3÷4
x=-b/2a

15. (x+y)²=
Degree/360 x area
Even
x²+2xy+y²
Even

16. tanx
Positive
(x - h)² / a² + (y - k)² / b² = 1
Sinx/cosx
-i

17. Long Diagonal of Rectangular Solid
A²+b²+c²=d²
Even
6s²
Sv2

18. A negative number raised to an even power is
(4/3)(pi)r³
Bh (B = area of base)
6s²
Positive

19. Sector
4(pi)r²
(1/3)Bh (B=area of base)
3v8²
Degree/360 x area

20. even-odd
x²+2xy+y²
(x - h)² / a² + (y - k)² / b² = 1
Odd
Even

21. SA of Rectangular Solid
2lw+2wh+2lh
V-1
Odd
-1

22. i¹
-1
Rate x time
(pi)rl+(pi)r² (l is slant height)
I

23. Area of Trapezoid
(1/3)Bh (B=area of base)
Even
[(b1+b2)÷2]h
S²v3÷4

24. even+odd
-i
Odd
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
y=k/x

25. i²
-1
Sv3
Negative
Bh

26. Distance in 3 Dimensions
[(b1+b2)÷2]h
V(x2-x1)²+(y2-y1)²+(z2-z1)²
Sv2
Rate x time

27. even x even
(1/3)(pi)r²h
Odd
-1
Even

28. Equation of Circle
1
(x-h)²+(y-k)²=r²
Distance/rate
B^x=N

29. indirect variation
V-1
y=k/x
Degree/360 x circumference
Degree/360 x area

30. Triplets
(x-h)²+(y-k)²=r²
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
Bh (B = area of base)
x²+2xy+y²

31. Distance
Rate x time
Odd
(pi)r²
Sv3

32. odd x odd
(1/3)Bh (B=area of base)
Odd
LogA/log1
y=k/x

33. Volume of Rectangular Solid
(1/3)Bh (B=area of base)
Even
1
Lwh

34. Area of Triangle
Bh
.5absin?
-1
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real

35. Multiples
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
.5absin?
(pi)r²
(pi)rl+(pi)r² (l is slant height)

36. SA of Cylinder
Even
(n-2)x180°
2(pi)r²+2(pi)rh
Distance/rate

37. Area of Circle
(4/3)(pi)r³
Original x (1 ± rate)^number of changes
-1
(pi)r²

38. A negative number raised to an odd power is
(n-2)x180°
Bh
Negative
Distance/rate

39. Sum of Angles in n-sided polygon
3v8²
I
(n-2)x180°
Rate of work x time

40. i³
V(x2-x1)²+(y2-y1)²+(z2-z1)²
Even
-i
A²+b²+c²=d²

41. Factor

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42. 8^(2/3)
3v8²
A²+b²+c²=d²
Rate x time
Bh

43. Standard Parabola
(4/3)(pi)r³
y=a(x-h)²+k
2lw+2wh+2lh
(pi)r²

44. Time
Distance/rate
Bh (B = area of base)
Rate x time
Odd

45. Sum of first n terms in arithmetic sequence
N(a1+an/2)
Even
4(pi)r²
-i

46. even-even
S²v3÷4
(1/3)Bh (B=area of base)
4(pi)r²
Even

47. Volume of Pyramid
2(pi)r²+2(pi)rh
(n-2)x180°
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
(1/3)Bh (B=area of base)

48. Arc
4(pi)r²
(4/3)(pi)r³
Degree/360 x circumference
Positive

49. Volume of Prism
Distance/rate
Bh (B = area of base)
Even
x=-b/2a

50. Average Speed
Total distance/total time
-1
x²+2xy+y²
Even