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






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






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






4. Two angles whose sum totals 180 degrees






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






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






7. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other






8. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number






9. A rhomus with a right angle






10. What is the square of ((x1-x2) + (y1- y2)) =






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






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






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






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






15. 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)






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






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






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






19. x= - b (+ or -) square root of (b^2-4ac) divided by 2a - is called the _____________ and can be used to find the roots of a problem






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






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






22. The __________property of multiplicaiton for every real numver a - for every real number b ab= ba






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






24. An angle whose measure is 180 degrees






25. 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






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






27. What is the formula for the area of a rhomus - (hint d= diagonal)






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






29. What is the surface area of a sphere with a radius r






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






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






32. Is a polygon whose sides are equal in measure






33. Angles that are equal






34. Two angles whose sum totals 90 degrees






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






36. 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






37. The x value of the vertex of a parabola is the equation






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






39. The square of 0 is _____






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






41. A portion of a circle is called an ________ of the circle






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






43. 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






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






45. The __________ of a regular polygon is the segment joining an vertex with the center of the polygon






46. A parallelogram with right angles and equal diagonals






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






48. Log base b to the b^x =






49. The set of all points on a half line and the dividing point itself






50. A triangle with a 90 degrees angle