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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. 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






2. A triangle whose sides are equal






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






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






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






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






7. Two angles whose sum totals 180 degrees






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






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






10. 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)






11. When proving 2 polygons are similar - what is the formula you use (hint: n= the number of sides)






12. Log base b to the b = ____________






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






14. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line






15. i^2 = _____________






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






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






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






19. What is the surface area of a sphere with a radius r






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






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






22. An angle whose measure is 90 degrees






23. 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






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






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






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






27. Three or more points are said to be ___________if an only if they lie on the same line






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






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






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






31. In a function the x value is the ___________variable






32. Is a polygon that is both equilateral and equangular






33. 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 ___________






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






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






36. 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






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






38. ___________is a quadrilateral whose opposite sides are parallel






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






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






41. 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






42. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






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






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






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






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






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






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






50. The square of 0 is _____