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. Two angles whose sum totals 180 degrees






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






3. A triangle with no equal sides






4. What is the volume of a cone






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






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






7. When you find the inverse of a function switch the x value with a ____ - solve for y






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






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






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






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






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






13. 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)






14. 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






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






16. The greatest common factor is the largest __________that is common to all member of the set






17. 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






18. i^2 = _____________






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






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






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






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






23. Log base b to the b = ____________






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






25. 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)






26. A triangle with having at least 2 equal sides






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






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






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






30. A triangle with a 90 degrees angle






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






32. An angle whose measure is 180 degrees






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






34. 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






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






36. A triangle whose angles all equal 60 degrees






37. An angle whose measure is 90 degrees






38. A closed three sided figure is called a ____________






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






40. What property of equality says that a=a






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






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






43. The _______says for every reals number a - for every real number b and for every real number c - a(b+c) = ab + ac






44. The value of x where a point intersects the Y axis= ___________






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






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






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






48. Positions = number of position can be calculated by finding the ______ of the total number of items






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






50. The segment from the center of the polygon perpendicular to as side of the polygon