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






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






3. An angle whose measure is greater than 180 degrees and less than 360 degrees






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






5. 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)






6. 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






7. The square of 0 is _____






8. A point has no ________or thickness






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






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






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






12. What is the volume of a cone






13. An angle whose measure is 180 degrees






14. In a function the x value is the ___________variable






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






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






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






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






19. What is the formula for the area of a triangle






20. What property of equality says that a=a






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






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






23. That points of intersection on a triangle are called its _____________






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






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






26. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






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






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






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






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






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






33. Is a polygon that is both equilateral and equangular






34. Two angles whose sum totals 180 degrees






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






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






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






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






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






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






41. A triangle whose angles all equal 60 degrees






42. The union of two rays having the same end point






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






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






45. When calculating the probability of mutually exclusive event y (can not occur simultaniously) you need to ______their seperate probabilities (uses the word 'or')






46. 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






47. Is a polygon whose sides are equal in measure






48. 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






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






50. The surface area of a cube is what formula