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






2. An angle whose measure is 90 degrees






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






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






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






6. The volume of a cube is






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






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






9. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






10. Is a polygon whose angles are equal in measurement






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






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






13. What type of trapezoid has its non parallel sides equal






14. The square of 0 is _____






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






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






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






18. Every real number is a ______________






19. Two lines are said to be ______________ if they intersect and form right angles






20. 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






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






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






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






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






25. A parallelogram with right angles and equal diagonals






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






27. The surface area of a cube is what formula






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






29. The square of a real number cannot be ___________






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






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






32. The value of x where a point intersects the Y axis= ___________






33. 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






34. 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






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






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






37. 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)






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






39. The y value of the vertex of parabola is the equation






40. Log base b to the b^x =






41. 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)






42. When solving a system of equation involving quadratics and one is linear and the other is quadratic - solve the _______ first - then substitue the found value into the quadratic and solve for the other unknown






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






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






45. A line that divides a line segment into two congruent segments






46. In a function the x value is the ___________variable






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






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






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






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