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






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






3. In a function the x value is the ___________variable






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






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






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






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






8. The square of a real number cannot be ___________






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






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






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






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






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






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 __________ (if a - b and c are not zero)






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






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






17. 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






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






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






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






21. Two lines are said to be ______________ if they intersect and form right angles






22. What is the volume of a cone






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






24. A portion of a circle is called an ________ of the circle






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






26. What is the area of a pyramid or cone (hint B= area of Base)






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






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






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






30. Log base b to the b^x =






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






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






33. The ____________ says y - y1= m(x-x1)






34. An angle whose measure is 180 degrees






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






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






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






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






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






40. The surface area of a cube is what formula






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






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






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






44. A triangle with a 90 degrees angle






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






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






47. Angles that are equal






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






49. 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






50. ___________is a quadrilateral whose opposite sides are parallel