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. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)






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






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






4. Two angles whose sum totals 180 degrees






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






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






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






8. A triangle whose angles all equal 60 degrees






9. An angle whose measure is 90 degrees






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






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






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






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






14. 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






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






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






17. 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






18. A rhomus with a right angle






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






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






21. A point has no ________or thickness






22. The value of y where a point intersects the x axis = __________






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






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






25. 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)






26. 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






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






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






29. A triangle with a 90 degrees angle






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






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






32. An angle whose measure is 180 degrees






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






34. 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






35. 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 ___________






36. i^2 = _____________






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






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






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






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






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






43. Every real number is a ______________






44. A triangle with having at least 2 equal sides






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






46. What is the formula for a square if you only know the length of the diaganol






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






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






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






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