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






2. What property of equality says that a=a






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






4. The square of a real number cannot be ___________






5. 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






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






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






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






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






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






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






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






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






14. Two angles whose sum totals 90 degrees






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






16. A triangle with a 90 degrees angle






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






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






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






20. ___________is a quadrilateral whose opposite sides are parallel






21. 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)






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






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






24. A triangle with having at least 2 equal sides






25. The possible solution of a quadratic equatin ax^2 + bx + c= 0 are called the_______






26. Log base b to the b = ____________






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






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






29. 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)






30. A closed three sided figure is called a ____________






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






32. Angles that are equal






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






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






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






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






37. When you have a linear equation such as ax + by = c you may use ___________ or _____________ to solve the problem - (you may first have to multiply through one of the equation to make either the x or y value equal)






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






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






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






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






42. Every real number is a ______________






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






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






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






46. Two angles whose sum totals 180 degrees






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






48. A triangle with no equal sides






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






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