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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. A triangle whose sides are equal






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






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






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






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






7. A triangle whose angles all equal 60 degrees






8. i^2 = _____________






9. Is a polygon whose sides are equal in measure






10. 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)






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






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






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






14. 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)






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






16. A triangle with a 90 degrees angle






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






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






19. The surface area of a cube is what formula






20. 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)






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






22. Two angles whose sum totals 180 degrees






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






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






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






26. Log base b to the b = ____________






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






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






29. The sum of the interior angles of a triangle = ___________






30. Log base b to the b^x =






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






32. 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 ___________






33. The perimeter of a polygon is equal to the ________of sides X the _____________ of sides






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






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






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






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






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






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






40. 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






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






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






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






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






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






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






47. Is a polygon that is both equilateral and equangular






48. 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






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






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






Can you answer 50 questions in 15 minutes?



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