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Praxis I Math

Subjects : praxis, math
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. The inverse property of multiplication says that for every real number a - a cannot = 0 ther is a real number a^____such that a X a ^____ = a^____ X a =1






2. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon






3. In a function the x value is the ___________variable






4. What property of equality ways for each real number a - for each real number b - for each real number c - if a=b and b=c - then a=c






5. A collection of points lying on a flat surface that extend indefinitely in any direction






6. A parallelogram with right angles and equal diagonals






7. What is the formula for the area of a square






8. The _______ tells how many times the root needs to be multiplied by itself






9. Log base b to the b = ____________






10. An angle whose measure is 90 degrees






11. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle






12. When you see f of g replace the x in f(x) with the ___________






13. In complex numbers the square root of -1 = ______






14. To find the x intersept we need to make __________= 0






15. The ____________ says y - y1= m(x-x1)






16. The value of x where a point intersects the Y axis= ___________






17. What is the formula for a combination (where order matters)






18. The graph of y= ax^2 + bx + c is a curve know as a ____________






19. In a quadratic equation in 2 unknowns has the general formula ax^2 + bxy + cy^2+dx +ey+ f = 0 the graph is called an __________ (b^2-4ac greater then 0)






20. A point has no ________or thickness






21. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect






22. A line segment connecting a vertex of a triangle and the midpoint of the opposite side is called a __________ of a triangle






23. The segment from the center of the polygon perpendicular to as side of the polygon






24. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0






25. In a quadratic equation in 2 unknowns has the general formula ax^2 + bxy + cy^2+dx +ey+ f = 0 the graph is called an __________or a __________ or __________(b=0 and a=c)






26. Every real number is a ______________






27. The value of y where a point intersects the x axis = __________






28. An angle whose measure is 180 degrees






29. In a quadratic equation with 2 unknown which has the formula ax^2 + bxy + cy^2 + dx + ey + f the graph is _____________ or a pair of __________ if ( b^2-4ac= 0) which may be coincident or it does not exist






30. The absolue value of the difference of the coordinates of any two points on the real number line






31. A line that intersects a circle in tow point is called the _______






32. What is 4 to the power of 1/2 or 4^1/2






33. In a logarithm the answer following the = sign is the __________






34. If a triangle has two congruent sides then it is an _________triangle






35. What property of equality says that a=a






36. That points of intersection on a triangle are called its _____________






37. y2- y1 divided by x2- x1 = the ____________






38. In the law of proportion if a/b = c/d then ad =






39. A _________ number is a number that can be written in the form of a + bi






40. Two lines are said to be ______________ if they intersect and form right angles






41. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______






42. What is the linear equation where a - b and c are constants b cannot = 0






43. Two angles with a common vertex and with sides that are 2 pairs of opposite rays






44. A triangle with a 90 degrees angle






45. A ray _________ divides the angle into 2 angles that have equal measure






46. In order to decimal to a percentage you need to ______ by 100






47. Operation in steps = if an event a ways and followed by b ways followed by c ways the total number of ways it can be done is






48. Once you find the roots of a radical equation you must check them to see if any are __________roots (which means they are not equal when plugged back into the original formula) these roots must be ___________






49. An angle whose measure is larger than 90 degrees but less than 180 degrees






50. When calculating the number of sides in a polygon make 360 degrees/ n = ______________