SAT Math Level 1 Subject Test

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. Percent Decrease Formula
Final Amount= (Original) x (1 - Rate)^(number of changes)
Even
Total/Number of Things
One endpoint and extends in one direction


2. even + even=
Rate x Time
Even
7 -24 -25
Between 0 and 90


3. Plane
A^2+b^2=c^2
A flat shape formed by straight line segments - such as a rectangle or triangle
A perfectly flat surface that extends infinitely in two dimensions
Even


4. Area of a Rectangle
Seven-sided polygon
A=bh
A: av3:2a
A four-sided polygon


5. Distance Formula
Total Distance/Total Time
D= v(x2-x1)^2 + (y2-y1)^2
Values that can be produced by a function
Has three equal sides and three equal angles


6. Radian
A type of angle measure. One radian is an angle of a piece of the circle in which the radius is equal to the length of the arc included in that piece of the circle.
Multiply all the possible combinations of the endpoints - and select the smallest and the largest. This will make up your new range....
A line segment connecting two distinct points on a circle.
Values that can be produced by a function


7. Odd function
y=mx+b - b=y-intercept
A=bh
Sum of Angles= (n-2) x 180
Have origin symmetry (they are the same when reflected across the origin) - -f(x)=f(-x)


8. When working with ranges - be careful of...

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9. Polygon
Final Amount= original x (1+rate)^number of changes
A flat shape formed by straight line segments - such as a rectangle or triangle
(x-h)^2 + (y-k)^2 = r^2
The parabola opens downward


10. Circumscribed
A shape drawn around another shape with the tightest possible fit. The two shapes will never overlap.
Both solids have the same diameter.
Log b/log n
The parabola opens upward


11. Whenever you multiply or divide both sides of an inequality by a negative -...
Have origin symmetry (they are the same when reflected across the origin) - -f(x)=f(-x)
Flip the inequality sign.
The sum of the exponents in an algebraic term-the degree of a polynomial is the highest degree of any term in the polynomial.
Has two endpoints


12. Quadratic
A polynomial with one variable whose largest exponent is 2 - for example x^2-5x+6
A shape drawn around another shape with the tightest possible fit. The two shapes will never overlap.
The three angles of a triangle add up to 180.
Subtract the four combinations of endpoints. Be careful what the problem is asking for! See pg. 75


13. Chord
Rate of Work x Time
A line segment connecting two distinct points on a circle.
Both solids have the same diameter.
The long diagonal of that solid is equal to the diameter of the sphere.


14. positive/positive=
Value in a function's domain where the function equals zero-also called zero - solution - or x-intercept of a solution.
The long diagonal of that solid is equal to the diameter of the sphere.
6s^2
Positive


15. odd x odd=
Means inverse
Both solids have the same diameter.
The result is three similar triangles of different sizes
Odd


16. Bisector
V=1/3Bh (b=area of base)
S^3
A line that cuts a line segment - angle - or polygon in half.
Lwh


17. Sector

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18. Arc

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19. Cylinder
Like a prism - but with a circular base. Two important dimensions: radius and height
V=1/3pr^2h
A perfectly flat surface that extends infinitely in two dimensions
A^2+b^2=c^2


20. Parallel Lines
Never intersect
Positive
Value in a function's domain where the function equals zero-also called zero - solution - or x-intercept of a solution.
A shape drawn around another shape with the tightest possible fit. The two shapes will never overlap.


21. Pythagorean Triplets: 10
6 -8 -10
SA= 2pr^2 +2prh
PLUGGING IN
Subtract the four combinations of endpoints. Be careful what the problem is asking for! See pg. 75


22. Obtuse Angle
A line that cuts a line segment - angle - or polygon in half.
Between 90 and 180
C=pd - C=2pr
Is always opposite the shortest side


23. Percent Increase Formula
A=s^2v3/4
Final Amount= (Original) x (1 + Rate)^(number of changes)
Positive
5 -12 -13


24. Volume of a Cone
Value in a function's domain where the function equals zero-also called zero - solution - or x-intercept of a solution.
(1/3)pr^2h
Values that can be produced by a function
Are equal


25. Equation of a Circle with Center at Origin
The result is three similar triangles of different sizes
x^2 + y^2 = r^2
5 -12 -13
SA= 2pr^2 +2prh


26. Surface Area of a Cylinder
x= -b+/- vb^2-4ac/2a
A=1/2bh
SA= 2pr^2 +2prh
Means inverse


27. An isosceles triangle...
Add up to 180 degrees
A portion of a circle's area between two radii - like a slice of pie.
Must have two equal sides and two equal angles.
Something that is tangent to a curve touches that curve at only one point without crossing it. A shape may be internally or externally tangent to a curve - meaning it touches the inside or the outside.


28. Sum of the Angles of a n-sided polygon
Negative
Opp/hyp
SA=prl +pr^2
Sum of Angles= (n-2) x 180


29. positive/negative=
A=s^2 or A= d^2/2
Negative
When you make 'x' negative - always remember to switch the signs for the answer.
Has two endpoints


30. tan=
Positive
Positive
Opp/adj
(x-h)^2 + (y-k)^2 = r^2


31. When subtracting ranges - ...
Total/Average
Never intersect
y=mx+b - b=y-intercept
Subtract the four combinations of endpoints. Be careful what the problem is asking for! See pg. 75


32. Volume of a Rectangular Solid
5 -12 -13
In a term - the constant before the variable. In ax^2 - a is the coefficient.
Lwh
Is always opposite the shortest side


33. Equidistant
Having equal distance from two different things
V=4/3pr^3
A shape that in placed inside another shape with the tightest possible fit. The two shapes will never overlap.
A polynomial with one variable whose largest exponent is 2 - for example x^2-5x+6


34. Average Speed=
Total Distance/Total Time
The three angles of a triangle add up to 180.
Final Amount= (Original) x (1 - Rate)^(number of changes)
A root of a polynomial is a value of the variable that makes the polynomial equal to zero. (the values that make the equation true.) Roots are also known as zeros - solutions - and x-intercepts.


35. Volume of a cube
A four-sided polygon
Positive
V=Bh
S^3


36. Acute Angle
Having equal distance from two different things
Between 0 and 90
Odd
Values that can be produced by a function


37. In a triangle - the smallest angle -
Total/Average
Multiply all the possible combinations of the endpoints - and select the smallest and the largest. This will make up your new range....
Is always opposite the shortest side
Value in a function's domain where the function equals zero-also called zero - solution - or x-intercept of a solution.


38. When a sphere is inscribed in a cube -...

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39. Is the Principal Square Root Positive or Negative?
Positive
The length of any side of a triangle must be between the sum and the difference of the lengtsh of the other two sides.
Final Amount= original x (1+rate)^number of changes
A=pr^2


40. Area of a Trapezoid
A= (b1+b2/2)h
The diameter of the sphere is equal to the length of the cube's edge.
Positive
6s^2


41. Inscribed
A shape that in placed inside another shape with the tightest possible fit. The two shapes will never overlap.
Bh
Adj/hyp
Are equal


42. Ray
S^3
The parabola opens upward
Bh
One endpoint and extends in one direction


43. Area of a Square
A=s^2 or A= d^2/2
Even
A perfectly flat surface that extends infinitely in two dimensions
A type of angle measure. One radian is an angle of a piece of the circle in which the radius is equal to the length of the arc included in that piece of the circle.


44. Volume of a Sphere
V=4/3pr^3
V=s^3
V=1/3Bh (b=area of base)
8 -15 -17


45. Tangent
Something that is tangent to a curve touches that curve at only one point without crossing it. A shape may be internally or externally tangent to a curve - meaning it touches the inside or the outside.
May be put into a function.
M= (x1+x2/2 - y1+y2/2)
The sphere's diameter is equal to the diagonal of the rectangle formed by the cylinder's heights and diameter.


46. Sector

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47. Root

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48. Axis of Symmetry
V=lwh
x= -b/2a
A vertical line drawn from the polygon's base to the opposite vertex. Altitudes are always drawn perpendicular to the base.
Has three equal sides and three equal angles


49. Hexagon
Rate x Time
Log b/log n
Six-sided polygon
Perpendicular lines are at right angles to one another.


50. Standard Form of the Equation of a Circle
The parabola opens upward
D= sv3
Symmtrical across the y-axis - f(x)= f(-x)
(x-h)^2 + (y-k)^2 = r^2