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






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






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






4. A set of points in the seame plane equidistant from a fixed point - called its center






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






6. 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)






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






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






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






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






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






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






13. A triangle with having at least 2 equal sides






14. Two angles with a common vertex and a common side but no common interior points






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






16. The _______ tells how many times the root needs to be multiplied by itself






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






18. 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






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






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






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






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






23. A point has no ________or thickness






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






25. Two angles whose sum totals 180 degrees






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






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






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






29. 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






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






31. A closed three sided figure is called a ____________






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






33. 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






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






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






36. ___________is a quadrilateral whose opposite sides are parallel






37. A triangle with no equal sides






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






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






40. 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)






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






42. 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






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






44. 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






45. Is a polygon that is both equilateral and equangular






46. Angles that are equal






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






48. An angle whose measure is 90 degrees






49. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0






50. Log base b to the b^x =







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Can you answer 50 questions in 15 minutes?


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