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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 y value of the vertex of parabola is the equation






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






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






4. A line that divides a line segment into two congruent segments






5. Two distinct straight lines can intersect at most at only one point






6. A triangle with having at least 2 equal sides






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






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






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






10. What is the volume of a cone






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






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






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






14. Log base b to the b^x =






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






16. Log base b to the b = ____________






17. A parallelogram with right angles and equal diagonals






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






19. When calculating the probability of independent events you need to __________ (words like and &' followed by' )






20. i^2 = _____________






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






22. What is the formula to calculate the area of a rectangle






23. 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






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






25. The least common multiple is the smallest quantity divisible by ______ number of the set






26. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________






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






28. A triangle with no equal sides






29. A point has no ________or thickness






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






31. The side of a right triangle opposite the right angle






32. An angle whose measure is larger than 0 degrees but smaller than 90 degrees






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






34. 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 __________ (if a - b and c are not zero)






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






36. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)






37. Two angles with a common vertex and a common side but no common interior points






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






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






40. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________






41. A __________is any process that assigns a ___________value of y to each number of x






42. A series adjacent points that connect






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






44. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive






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. What type of trapezoid has its non parallel sides equal






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






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






50. 1/a^n can also be written as a to the ______