SAT Math 1 Formulas

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. Volume of Rectangular Solid
1
Lwh
(pi)r²
.5absin?


2. Standard Parabola
[(b1+b2)÷2]h
Odd
y=a(x-h)²+k
6s²


3. Sum of Angles in n-sided polygon
Even
4(pi)r²
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
(n-2)x180°


4. The nth term in an arithmetic sequence
A²+b²+c²=d²
Even
An=a1+(n-1)d
Negative


5. A negative number raised to an odd power is
B^x=N
Bh
Even
Negative


6. Area of Trapezoid
[(b1+b2)÷2]h
(4/3)(pi)r³
Bh (B = area of base)
Original x (1 ± rate)^number of changes


7. A negative number raised to an even power is
2lw+2wh+2lh
Degree/360 x area
Rate x time
Positive


8. SA of Cube
x²+2xy+y²
Even
Odd
6s²


9. even-even
An=a1+(n-1)d
2lw+2wh+2lh
(n-2)x180°
Even


10. Distance in 3 Dimensions
V(x2-x1)²+(y2-y1)²+(z2-z1)²
Total distance/total time
(x-h)²+(y-k)²=r²
Rate of work x time


11. SA of Cylinder
-i
-1
S²v3÷4
2(pi)r²+2(pi)rh


12. i³
-i
Original x (1 ± rate)^number of changes
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
x=-b/2a


13. SA of Sphere
4(pi)r²
Positive
B^x=N
(4/3)(pi)r³


14. i
V-1
3v8²
Sv3
Negative


15. Discriminant
(n-2)x180°
Original x (1 ± rate)^number of changes
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
1


16. Distance
N(a1+an/2)
(pi)rl+(pi)r² (l is slant height)
Rate x time
3v8²


17. Equation of Circle
2(pi)r²+2(pi)rh
V(x2-x1)²+(y2-y1)²+(z2-z1)²
(x-h)²+(y-k)²=r²
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60


18. indirect variation
y=a(x-h)²+k
Degree/360 x circumference
y=k/x
4(pi)r²


19. even-odd
3v8²
Odd
Sv3
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real


20. Work Done
Rate of work x time
1
4(pi)r²
Lwh


21. Triplets
2(pi)r
y=a(x-h)²+k
3 -4 -5; 6 -8 -10; 5 -12 -13; 8 -17 -15; 7 -24 -25
Odd


22. Factor


23. even+even
S²v3÷4
(pi)r²
Positive
Even


24. 8^(2/3)
B²-4ac >0 - 2 real roots =0 - 1 real (square) <0 - no real
V-1
3v8²
.5absin?


25. Equation of Ellipse
(x - h)² / a² + (y - k)² / b² = 1
Odd
All the numbers by which a number can be divided evenly; 60's factors = 1 -2 -3 -4 -... -30 -60
Degree/360 x circumference


26. Volume of Cone
Odd
.5absin?
Bh
(1/3)(pi)r²h


27. A positive number raised to any power is
(4/3)(pi)r³
Positive
2(pi)r²+2(pi)rh
Odd


28. sin²x+cos²x
1
(x - h)² / a² + (y - k)² / b² = 1
Even
Bh (B = area of base)


29. (x+y)²=
N(a1+an/2)
(pi)rl+(pi)r² (l is slant height)
Total distance/total time
x²+2xy+y²


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


31. Change of Base Formula (log1A)
4(pi)r²
Rate x time
LogA/log1
(4/3)(pi)r³


32. even x even
B^x=N
3v8²
Even
2(pi)r


33. tanx
Even
Degree/360 x circumference
Sinx/cosx
Even


34. log0N (0=b)
B^x=N
Lwh
Degree/360 x circumference
y=k/x


35. Time
Odd
Distance/rate
2(pi)r
Bh (B = area of base)


36. Area of Equilateral Triangle
S²v3÷4
Even
2lw+2wh+2lh
Sinx/cosx


37. Arc
(x - h)² / a² + (y - k)² / b² = 1
(x-h)²+(y-k)²=r²
Odd
Degree/360 x circumference


38. SA of Cone
I
Rate x time
(pi)rl+(pi)r² (l is slant height)
(pi)r²


39. odd+odd
LogA/log1
(4/3)(pi)r³
Even
.5absin?


40. Area of Triangle
All the numbers that are evenly divisible by the original number; multiples of 6 = 6 -12 -18...
.5absin?
(n-2)x180°
LogA/log1


41. Long Diagonal of Rectangular Solid
An=a1+(n-1)d
N(a1+an/2)
A²+b²+c²=d²
Even


42. Cube face DIagonal
1
Sv2
2(pi)r²+2(pi)rh
Bh (B = area of base)


43. Sum of first n terms in arithmetic sequence
V(x2-x1)²+(y2-y1)²+(z2-z1)²
y=a(x-h)²+k
1
N(a1+an/2)


44. AOS in parabolas
LogA/log1
x=-b/2a
(1/3)(pi)r²h
Rate of work x time


45. even+odd
Odd
y=k/x
(pi)r²h
4(pi)r²


46. odd-odd
2(pi)r
4(pi)r²
(1/3)(pi)r²h
Even


47. SA of Rectangular Solid
Odd
2lw+2wh+2lh
V-1
Distance/rate


48. Area of Circle
(x - h)² / a² + (y - k)² / b² = 1
Sv2
(pi)r²
Bh


49. Sector
Degree/360 x area
(4/3)(pi)r³
(x-h)²+(y-k)²=r²
(pi)r²


50. Volume of Prism
Bh (B = area of base)
Sv3
LogA/log1
Degree/360 x area