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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. Angles that are equal






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






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






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






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






6. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






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






9. The union of two rays having the same end point






10. Log base b to the b = ____________






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






13. i^2 = _____________






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






15. To calculate the diagnol of a square you multipy any ______by the _______________of 2






16. 1/a^n can also be written as a to the ______






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






18. A triangle with no equal sides






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






20. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)






21. 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






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






23. What is a quadrilateral with 2 and only 2 sides parallel






24. A parallelogram with right angles and equal diagonals






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






26. What type of trapezoid has its non parallel sides equal






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






28. A rhomus with a right angle






29. 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






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






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






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






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






34. What is the surface area of a right circular cylinder with a radius of r and a height of h






35. A line that joins the midpoint of two sides of a triangle is called the__________






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






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






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






39. 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






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






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






42. 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)






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






44. How do you calculate the area of a parallelogram - what is the formula






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






46. The sum of the interior angles of a triangle = ___________






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






48. What property of equality says that a=a






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






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