Test your basic knowledge |

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






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






3. Two angles whose sum totals 90 degrees






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






5. A triangle with having at least 2 equal sides






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






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






8. The square of 0 is _____






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






10. A series adjacent points that connect






11. When you see f of g replace the x in f(x) with the ___________






12. Two distinct straight lines can intersect at most at only one point






13. Is a polygon whose angles are equal in measurement






14. 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)






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






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






17. The measure of a minor arc is the measure of the __________that intercepts the arc






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






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






20. A line that intersects a circle in tow point is called the _______






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






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






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






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






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






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






27. 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)






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






29. Log base b to the b^x =






30. 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






31. Every real number is a ______________






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






33. In complex numbers the square root of -1 = ______






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






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






36. A closed three sided figure is called a ____________






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






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






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






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






41. 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






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






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






44. A point has no ________or thickness






45. A rhomus with a right angle






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






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






48. 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)






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






50. The square of both a positive number and a negative real number is _____________