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






2. 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






3. 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)






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






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






6. Every real number is a ______________






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






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






9. A triangle with a 90 degrees angle






10. A set of points in the seame plane equidistant from a fixed point - called its center






11. What is the formula for the area of a square






12. 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)






13. What is the formula for the area of a rhomus - (hint d= diagonal)






14. An angle whose measure is 90 degrees






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






16. The square of a real number cannot be ___________






17. 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






18. 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)






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






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






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






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






23. Two angles whose sum totals 180 degrees






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






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






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






27. A rhomus with a right angle






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






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






30. The surface area of a cube is what formula






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






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






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






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






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






37. A point has no ________or thickness






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






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






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






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






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






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






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






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






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






47. Log base b to the b^x =






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






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






50. Log base b to the b = ____________