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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. Equation of Ellipse
(x - h)² / a² + (y - k)² / b² = 1
3v8²
Even
Sinx/cosx

2. The nth term in an arithmetic sequence
I
x=-b/2a
(4/3)(pi)r³
An=a1+(n-1)d

3. even+odd
Sv2
y=a(x-h)²+k
Odd
[(b1+b2)÷2]h

4. SA of Rectangular Solid
V-1
x²+2xy+y²
Even
2lw+2wh+2lh

5. A negative number raised to an even power is
Even
B^x=N
y=k/x
Positive

6. i³
-i
(4/3)(pi)r³
Negative
(x - h)² / a² + (y - k)² / b² = 1

7. tanx
Sinx/cosx
Even
B^x=N
Original x (1 ± rate)^number of changes

8. Area of Parallelogram
Even
(n-2)x180°
x²+2xy+y²
Bh

9. Area of Equilateral Triangle
S²v3÷4
(x - h)² / a² + (y - k)² / b² = 1
Total distance/total time
3v8²

10. Cube Long Diagonal
2lw+2wh+2lh
Sv3
Even
LogA/log1

11. Area of Triangle
.5absin?
2(pi)r²+2(pi)rh
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
[(b1+b2)÷2]h

12. Volume of Cylinder
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
Even
(pi)r²h
3v8²

13. even x odd
Sinx/cosx
3v8²
Even
y=a(x-h)²+k

14. Standard Parabola
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
2(pi)r
y=a(x-h)²+k
6s²

15. Cube face DIagonal
V(x2-x1)²+(y2-y1)²+(z2-z1)²
Sv2
Lwh
Bh (B = area of base)

16. Equation of Circle
(x-h)²+(y-k)²=r²
6s²
I
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60

17. Volume of Cone
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
(1/3)(pi)r²h
Negative
Odd

18. SA of Sphere
Odd
(amount of change/original) x 100
4(pi)r²
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...

19. Work Done
Total distance/total time
Rate of work x time
(pi)r²h
1

20. Arc
(x-h)²+(y-k)²=r²
Degree/360 x circumference
Distance/rate
Sv3

21. Change of Base Formula (log1A)
-1
LogA/log1
x=-b/2a
[(b1+b2)÷2]h

22. even x even
1
Even
(amount of change/original) x 100
B^x=N

23. Area of Circle
y=a(x-h)²+k
(pi)r²
S²v3÷4
4(pi)r²

24. Volume of Rectangular Solid
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
Even
Lwh
4(pi)r²

25. Triplets
-i
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
Even
(4/3)(pi)r³

26. SA of Cylinder
Even
Even
2(pi)r²+2(pi)rh
LogA/log1

27. log0N (0=b)
B^x=N
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
x=-b/2a
Positive

28. i
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
[(b1+b2)÷2]h
B^x=N
V-1

29. Sector
Degree/360 x area
Sv3
3v8²
S²v3÷4

30. i²
I
Even
-1
4(pi)r²

31. Long Diagonal of Rectangular Solid
(x-h)²+(y-k)²=r²
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
A²+b²+c²=d²
An=a1+(n-1)d

32. Average Speed
V-1
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
Total distance/total time
N(a1+an/2)

33. odd+odd
Rate x time
Negative
Even
4(pi)r²

34. Sum of first n terms in arithmetic sequence
Negative
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
N(a1+an/2)
[(b1+b2)÷2]h

35. odd-odd
-i
Even
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
Negative

36. sin²x+cos²x
Bh
Even
1
y=a(x-h)²+k

37. Sum of Angles in n-sided polygon
Sv3
Degree/360 x area
(x - h)² / a² + (y - k)² / b² = 1
(n-2)x180°

38. Area of Trapezoid
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
Even
A²+b²+c²=d²
[(b1+b2)÷2]h

39. Percent of Change
(amount of change/original) x 100
4(pi)r²
B^x=N
Total distance/total time

40. A negative number raised to an odd power is
Negative
6s²
(1/3)Bh (B=area of base)
Lwh

41. indirect variation
y=k/x
Sv3
S²v3÷4
y=a(x-h)²+k

42. Distance in 3 Dimensions
V(x2-x1)²+(y2-y1)²+(z2-z1)²
x=-b/2a
Even
Even

43. Discriminant
Sv2
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
3v8²
Degree/360 x area

44. even-even
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
x²+2xy+y²
Even
Lwh

45. even-odd
Odd
V-1
Distance/rate
3v8²

46. Factor

47. 8^(2/3)
Sinx/cosx
Rate of work x time
4(pi)r²
3v8²

48. Volume of Prism
2(pi)r
2(pi)r²+2(pi)rh
Distance/rate
Bh (B = area of base)

49. Distance
1
Rate of work x time
Rate x time
[(b1+b2)÷2]h

50. Time
Distance/rate
Even
Degree/360 x area
x=-b/2a