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






2. 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)






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






4. A triangle with no equal sides






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






6. Two angles whose sum totals 90 degrees






7. A triangle with one obtuse angle (angle greater than 90 degrees) is






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






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






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






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






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






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






14. What is the volume of a cone






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






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






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






18. A triangle whose sides are equal






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






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






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. A triangle whose angles all equal 60 degrees






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






24. 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






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






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






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






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






29. 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






30. 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)






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






32. The __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side






33. A line that intersects a circle in tow point is called the _______






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






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






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






37. A point has no ________or thickness






38. 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






39. 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






40. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________






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






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






43. What is the linear equation where a - b and c are constants b cannot = 0






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






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






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






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






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






49. 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






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







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