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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. What property of equality says that a=a






2. In the pythagorean theorm a^2 + b^2 = c^2 - c is called the ______






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






4. To solve a system of equations you must first make the two equations ___________to each other - then use the discrimant to find if the system has any real roots






5. When calculating the probability of mutually exclusive event y (can not occur simultaniously) you need to ______their seperate probabilities (uses the word 'or')






6. What are the 2 formulas to calculate the circumference of a circle






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






8. An angle whose measure is 180 degrees






9. Log base b to the b^x =






10. What is the formula for the area of a triangle






11. Wha tis the volume of a right circular cylinder with a radius of r and a height of h






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






13. A set of points in the seame plane equidistant from a fixed point - called its center






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






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






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






17. A point has no ________or thickness






18. A line segment joining two poing on a circle is called a ________






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






20. 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 ___________






21. When solving a system of equation with 2 quadratic function - first __________ one equation from the other equation to find isolate one variable - solve for that variable - then ______ and solve for the other variable






22. A triangle with three acute angles (less than 90 degrees)






23. Positions = number of position can be calculated by finding the ______ of the total number of items






24. For each real number a - for each real number b - if a= b - then b=a






25. What is the formula the formula for an arc if you know the radius and the n= central angle






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






27. If you want to convert a fraction to a percentage you need to make it =






28. In the law of proportion if a/b = c/d then (a - b)/b =






29. A triangle with a 90 degrees angle






30. A __________________ is a circle passing through all the vertices of a polygon






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






32. What is the area of a pyramid or cone (hint B= area of Base)






33. To calculate a permutation (order does not matter) what is the formula






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






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






36. The y value of the vertex of parabola is the equation






37. Two angles whose sum totals 90 degrees






38. The _________property of addition says that for every real number a - for every real number b for every real number c (a+b) + c = a + (b+c)






39. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line






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






41. 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)






42. Three or more points are said to be ___________if an only if they lie on the same line






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






44. A triangle with no equal sides






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






46. A triangle with having at least 2 equal sides






47. i^2 = _____________






48. The perimeter of a polygon is equal to the ________of sides X the _____________ of sides






49. Is a polygon whose angles are equal in measurement






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