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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 ____________ says y - y1= m(x-x1)






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






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






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






5. To calculate a permutation (order does not matter) what is the formula






6. 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 ___________






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






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






9. When you find the inverse of a function switch the x value with a ____ - solve for y






10. A triangle whose angles all equal 60 degrees






11. A triangle with no equal sides






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






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






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






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






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






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






18. 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)






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






20. The side of a right triangle opposite the right angle






21. A triangle with a 90 degrees angle






22. A series adjacent points that connect






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






24. 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)






25. The least common multiple is the smallest quantity divisible by ______ number of the set






26. A triangle whose sides are equal






27. What is the volume of a cone






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






29. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______






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






31. 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






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






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






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






35. A parallelogram with right angles and equal diagonals






36. Two angles whose sum totals 180 degrees






37. In the pythagorean theorm a^2 + b^2 = c^2 - c is called the ______






38. Operation in steps = if an event a ways and followed by b ways followed by c ways the total number of ways it can be done is






39. The surface area of a cube is what formula






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






41. A triangle with having at least 2 equal sides






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






43. 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)






44. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle






45. The square of a real number cannot be ___________






46. Log base b to the b^x =






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






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






49. A rhomus with a right angle






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