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






2. What is the formula for the area of a circle






3. What is the volume of a cone






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






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






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






7. A parallelogram with right angles and equal diagonals






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






9. 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)






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






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






12. What is the surface area of a right circular cylinder with a radius of r and a height of h






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






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






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






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






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






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






19. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive






20. Is a polygon whose sides are equal in measure






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






22. The square of 0 is _____






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






24. What is the formula for a combination (where order matters)






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






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






27. A triangle with having at least 2 equal sides






28. Once you find the roots of a radical equation you must check them to see if any are __________roots (which means they are not equal when plugged back into the original formula) these roots must be ___________






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






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






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






32. In a function the x value is the ___________variable






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






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






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






36. 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






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






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






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






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






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






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






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






44. Two angles whose sum totals 90 degrees






45. When solving a system of equation with 2 quadratic function - first __________ one equation from the other equation to find isolate one variable - solve for that variable - then ______ and solve for the other variable






46. The volume of a cube is






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






48. 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






49. 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)






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