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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
Even
Positive
(pi)r²h

2. Standard Parabola
2lw+2wh+2lh
-i
Even
y=a(x-h)²+k

3. Volume of Rectangular Solid
(amount of change/original) x 100
Lwh
(1/3)Bh (B=area of base)
B^x=N

4. SA of Cone
(pi)rl+(pi)r² (l is slant height)
y=a(x-h)²+k
An=a1+(n-1)d
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...

5. Volume of Sphere
(4/3)(pi)r³
Degree/360 x area
(pi)r²
V(x2-x1)²+(y2-y1)²+(z2-z1)²

6. Triplets
Even
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
1
3v8²

7. odd+odd
Even
Lwh
I
2(pi)r

8. tanx
Sinx/cosx
Rate of work x time
(1/3)Bh (B=area of base)
Positive

9. even x even
Even
Rate x time
Degree/360 x circumference
B^x=N

10. (x+y)²=
4(pi)r²
Positive
x²+2xy+y²
Sv2

11. Area of Equilateral Triangle
(pi)rl+(pi)r² (l is slant height)
S²v3÷4
Total distance/total time
6s²

12. SA of Sphere
Rate of work x time
Degree/360 x circumference
4(pi)r²
Positive

13. Discriminant
Degree/360 x area
Positive
Bh
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real

14. i¹
I
V-1
Sinx/cosx
(1/3)Bh (B=area of base)

15. odd x odd
x²+2xy+y²
Even
y=a(x-h)²+k
Odd

16. A negative number raised to an even power is
(pi)r²
Positive
Original x (1 ± rate)^number of changes
Sv3

17. Volume of Prism
Sv2
Bh (B = area of base)
Odd
I

18. Change of Base Formula (log1A)
Sv3
Even
Bh (B = area of base)
LogA/log1

19. Repeated Change Formula
-1
A²+b²+c²=d²
Original x (1 ± rate)^number of changes
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25

20. A positive number raised to any power is
Total distance/total time
Odd
Even
Positive

21. Sum of first n terms in arithmetic sequence
Sinx/cosx
Odd
N(a1+an/2)
Even

22. Distance
2lw+2wh+2lh
Original x (1 ± rate)^number of changes
Rate x time
2(pi)r

23. Area of Triangle
(pi)r²
.5absin?
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
An=a1+(n-1)d

24. even+even
y=k/x
Even
LogA/log1
(pi)r²

25. Area of Trapezoid
[(b1+b2)÷2]h
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
(pi)r²
-i

26. Long Diagonal of Rectangular Solid
4(pi)r²
y=a(x-h)²+k
A²+b²+c²=d²
I

27. Volume of Cone
Lwh
2(pi)r
(1/3)(pi)r²h
(pi)r²

28. log0N (0=b)
Odd
-1
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
B^x=N

29. odd-odd
Original x (1 ± rate)^number of changes
V(x2-x1)²+(y2-y1)²+(z2-z1)²
Even
LogA/log1

30. Equation of Circle
.5absin?
LogA/log1
Sinx/cosx
(x-h)²+(y-k)²=r²

31. i³
-i
2(pi)r²+2(pi)rh
V(x2-x1)²+(y2-y1)²+(z2-z1)²
An=a1+(n-1)d

32. Cube face DIagonal
Odd
Positive
Sv2
Lwh

33. SA of Cube
Odd
6s²
2lw+2wh+2lh
Sv3

34. Volume of Pyramid
6s²
Lwh
Original x (1 ± rate)^number of changes
(1/3)Bh (B=area of base)

35. Average Speed
Total distance/total time
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
N(a1+an/2)
Negative

36. Area of Parallelogram
2lw+2wh+2lh
Sv2
Bh
V(x2-x1)²+(y2-y1)²+(z2-z1)²

37. Sector
1
Even
V(x2-x1)²+(y2-y1)²+(z2-z1)²
Degree/360 x area

38. Time
(pi)r²h
Odd
Distance/rate
Even

39. indirect variation
LogA/log1
-i
y=k/x
2(pi)r²+2(pi)rh

40. Volume of Cylinder
A²+b²+c²=d²
3v8²
(pi)r²h
Original x (1 ± rate)^number of changes

41. Factor

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42. SA of Cylinder
2(pi)r²+2(pi)rh
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
Sv2
Odd

43. Work Done
(amount of change/original) x 100
Sv3
Rate of work x time
Even

44. even x odd
(x - h)² / a² + (y - k)² / b² = 1
Even
Rate x time
(amount of change/original) x 100

45. SA of Rectangular Solid
2lw+2wh+2lh
1
B^x=N
Negative

46. AOS in parabolas
(x-h)²+(y-k)²=r²
(pi)r²h
x=-b/2a
A²+b²+c²=d²

47. i4
Even
1
4(pi)r²
-1

48. Percent of Change
(4/3)(pi)r³
Sinx/cosx
(amount of change/original) x 100
(1/3)Bh (B=area of base)

49. 8^(2/3)
(n-2)x180°
N(a1+an/2)
3v8²
Odd

50. A negative number raised to an odd power is
-i
Negative
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
Odd