Test your basic knowledge |

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. A ___________is a figure with the same number of sides as angles






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






3. Log base b to the b^x =






4. When proving 2 polygons are similar - what is the formula you use (hint: n= the number of sides)






5. When solving a system of equation involving quadratics and one is linear and the other is quadratic - solve the _______ first - then substitue the found value into the quadratic and solve for the other unknown






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






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






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






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






10. What is the closure property of addition - for every real number a - for every real number b ______________ is a real number






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






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






13. What property of equality says that a=a






14. 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)






15. What is the formula for a square if you only know the length of the diaganol






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






17. i^2 = _____________






18. 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)






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






20. The square of a real number cannot be ___________






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






22. In a function the x value is the ___________variable






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






24. The measure of a minor arc is the measure of the __________that intercepts the arc






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






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






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






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






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






30. Every real number is a ______________






31. The square of 0 is _____






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






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






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






35. A rhomus with a right angle






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






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






38. ___________is a quadrilateral whose opposite sides are parallel






39. 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






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






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






42. If all points lie in the same plane they are __________






43. A parallelogram with right angles and equal diagonals






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






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






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






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






48. What is the volume of a sphere with a radius r






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






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