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SAT Math 1 Formulas

Subjects : sat, math

Instructions:

Answer 50 questions in 15 minutes.
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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
Degree/360 x area
3v8²
N(a1+an/2)
I

2. Sum of Angles in n-sided polygon
(1/3)Bh (B=area of base)
Rate of work x time
(n-2)x180°
Odd

3. Standard Parabola
Even
2(pi)r
Lwh
y=a(x-h)²+k

4. even+odd
(pi)r²
Odd
(1/3)Bh (B=area of base)
B^x=N

5. Volume of Cone
Sinx/cosx
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
Original x (1 ± rate)^number of changes
(1/3)(pi)r²h

6. Volume of Rectangular Solid
Lwh
.5absin?
(n-2)x180°
B^x=N

7. tanx
(pi)rl+(pi)r² (l is slant height)
2(pi)r
(4/3)(pi)r³
Sinx/cosx

8. even x odd
(x - h)² / a² + (y - k)² / b² = 1
(4/3)(pi)r³
S²v3÷4
Even

9. Factor

10. The nth term in an arithmetic sequence
Degree/360 x circumference
x²+2xy+y²
x=-b/2a
An=a1+(n-1)d

11. (x+y)²=
3v8²
V-1
(x - h)² / a² + (y - k)² / b² = 1
x²+2xy+y²

12. indirect variation
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
y=k/x
(n-2)x180°
V(x2-x1)²+(y2-y1)²+(z2-z1)²

13. 8^(2/3)
4(pi)r²
Sinx/cosx
3v8²
2lw+2wh+2lh

14. A positive number raised to any power is
Positive
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
Distance/rate
Even

15. Area of Circle
(pi)r²
Degree/360 x area
Rate x time
Original x (1 ± rate)^number of changes

16. odd+odd
I
Even
-i
Rate x time

17. Repeated Change Formula
V(x2-x1)²+(y2-y1)²+(z2-z1)²
Original x (1 ± rate)^number of changes
Bh
.5absin?

18. log0N (0=b)
2(pi)r²+2(pi)rh
Even
(pi)r²h
B^x=N

19. sin²x+cos²x
1
(amount of change/original) x 100
Even
(x-h)²+(y-k)²=r²

20. SA of Cube
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
6s²
V-1
Lwh

21. Time
4(pi)r²
Distance/rate
3v8²
-1

22. Distance in 3 Dimensions
4(pi)r²
Even
.5absin?
V(x2-x1)²+(y2-y1)²+(z2-z1)²

23. Percent of Change
V-1
Even
(amount of change/original) x 100
-i

24. Cube Long Diagonal
Sv3
(x-h)²+(y-k)²=r²
An=a1+(n-1)d
y=k/x

25. Area of Equilateral Triangle
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
Even
S²v3÷4
Bh

26. SA of Cylinder
.5absin?
2(pi)r²+2(pi)rh
2(pi)r
(x - h)² / a² + (y - k)² / b² = 1

27. Volume of Sphere
y=a(x-h)²+k
(4/3)(pi)r³
Total distance/total time
Rate x time

28. A negative number raised to an odd power is
1
y=k/x
S²v3÷4
Negative

29. Cube face DIagonal
Rate of work x time
(pi)r²
.5absin?
Sv2

30. Equation of Circle
(x-h)²+(y-k)²=r²
(pi)r²h
2(pi)r²+2(pi)rh
Degree/360 x circumference

31. AOS in parabolas
N(a1+an/2)
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
Even
x=-b/2a

32. even-even
Even
x²+2xy+y²
Bh (B = area of base)
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real

33. Volume of Pyramid
Rate x time
(1/3)Bh (B=area of base)
(x-h)²+(y-k)²=r²
(pi)r²h

34. SA of Sphere
LogA/log1
Odd
4(pi)r²
Rate of work x time

35. even x even
y=a(x-h)²+k
2(pi)r
Even
x=-b/2a

36. i
Degree/360 x circumference
4(pi)r²
V-1
Positive

37. Change of Base Formula (log1A)
-i
2lw+2wh+2lh
LogA/log1
(4/3)(pi)r³

38. Work Done
Even
Total distance/total time
Rate of work x time
Even

39. Average Speed
1
2lw+2wh+2lh
Total distance/total time
Rate x time

40. Area of Triangle
.5absin?
(amount of change/original) x 100
(4/3)(pi)r³
4(pi)r²

41. i4
(x - h)² / a² + (y - k)² / b² = 1
1
2(pi)r
I

42. Sector
(n-2)x180°
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
Degree/360 x area

43. A negative number raised to an even power is
(pi)r²
Positive
Bh (B = area of base)
Even

44. Long Diagonal of Rectangular Solid
Odd
3v8²
A²+b²+c²=d²
4(pi)r²

45. Volume of Cylinder
(x-h)²+(y-k)²=r²
Lwh
(pi)rl+(pi)r² (l is slant height)
(pi)r²h

46. Area of Trapezoid
An=a1+(n-1)d
Even
Positive
[(b1+b2)÷2]h

47. odd-odd
Even
Rate of work x time
Distance/rate
y=a(x-h)²+k

48. Arc
(1/3)(pi)r²h
Rate x time
Degree/360 x circumference
Sinx/cosx

49. SA of Rectangular Solid
2lw+2wh+2lh
Sinx/cosx
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
Sv2

50. even+even
4(pi)r²
An=a1+(n-1)d
Even
Sv3