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# Math quiz

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### Math quiz

1. 1. MATH DAY QUIZ TRINITY INTERNATIONAL SCHOOL Deepak Singh ,HOD Math /Computer Science
2. 2. Factor f^ 2 – 12 f + 36. <ul><li>( f – 36)( f + 1) </li></ul><ul><li>( f + 6)2 </li></ul><ul><li>( f – 6)2 </li></ul><ul><li>( f – 6)( f + 6) </li></ul>
4. 4. Points B , D , and F are midpoints of the sides of Δ ACE . EC = 40 and DF = 18. a. Find AC . b. Find FB . <ul><li>(a) a. 80; b. 9 </li></ul><ul><li>(b) a. 36; b. 20 </li></ul><ul><li>(c) a. 20; b. 18 </li></ul><ul><li>(d) a. 20; b. 36 </li></ul>
6. 6. On one highway, the number of cars that pass by a certain location each minute varies according to this distribution. What is the probability that four cars will pass by in the next minute? <ul><li>(a) 12% </li></ul><ul><li>(b) 88% </li></ul><ul><li>(c ) 21% </li></ul><ul><li>(d) not here </li></ul>
8. 8. Find the area of the polygon made up of rectangles. <ul><li>(a)106 ft2 </li></ul><ul><li>(b)221 ft2 </li></ul><ul><li>(c)46 ft2 </li></ul><ul><li>(d) 14 ft2 </li></ul>
10. 10. In the diagram, the inner radius is 4 cm. Each successive circle has a radius that is 4 cm greater then the previous circle. Find the probability that a randomly placed point will land in an unshaded region . (a) (b) (c) (d)
12. 12. An irregular quadrilateral has exterior angle measures of 93, 85, and 89. What is the measure of the fourth interior angle? <ul><li>(a) 273 </li></ul><ul><li>(b) 267 </li></ul><ul><li>(c ) 93 </li></ul><ul><li>(d) 87 </li></ul>
14. 14. Graph y = – x 2 – 1. (a) (b) (c ) (d)
16. 16. B is the midpoint of AC, D is the midpoint of EC and BD = 14. Find AE . (a) 28 (b) 14 (c) 42 (d) 196
18. 18. Rationalize the denominator of . Assume that all variables are positive A (a) (b) (c) ( d)
20. 20. Identify the graph that shows the solution to the system of inequalities . (a) (c) (D) ( b )
22. 22. After taking 3 quizzes, your average is 79 out of 100. What must your average score be on the next five quizzes to increase your average to 84? <ul><li>(a) 86 </li></ul><ul><li>(b) 87 </li></ul><ul><li>( c) 81 </li></ul><ul><li>(d) 85 </li></ul>
24. 24. Evaluate 9! <ul><li>(a) 9 </li></ul><ul><li>(b) 362,880 </li></ul><ul><li>(c ) 3,628,800 </li></ul><ul><li>(d) 99 </li></ul>
26. 26. Solve 11 c – 2(2 c + 1) = 3( c – 6). <ul><li>(a) 4 </li></ul><ul><li>(b) 10 </li></ul><ul><li>(c) 8 </li></ul><ul><li>(d) –4 </li></ul>
28. 28. Find the area of a regular pentagon with radius 9 m. <ul><li>(a) 23.8 m2 </li></ul><ul><li>(b) 311.6 m2 </li></ul><ul><li>(c ) 192.6 m2 </li></ul><ul><li>(d) 385.1 m2 </li></ul>÷
30. 30. Find the area of a regular octagon with perimeter 48 cm. <ul><li>(a) 188.1 cm2 </li></ul><ul><li>(b) 190.5 cm2 </li></ul><ul><li>(c) 347.6 cm2 </li></ul><ul><li>(d) 173.8 cm2 </li></ul>
32. 32. If m ∠ DOE = 23° and m ∠ COD = 20°, then what is the measure of ∠ COE ? <ul><li>(a) 40° </li></ul><ul><li>(b) 45° </li></ul><ul><li>(c) 48° </li></ul><ul><li>(d) 43° </li></ul>
34. 34. If AB = 19 and BC = 3, then AC = _____? (a) 19 (b) 25 (C) 22 (d) 16
36. 36. Use a net to find the surface area of the prism. <ul><li>(a) 114 m2 </li></ul><ul><li>(b) 240 m2 </li></ul><ul><li>(c) 290 m2 </li></ul><ul><li>(d) 145 m2 </li></ul>
38. 38. Find AC and BD . (a) AC = 10; BD = 2 (b) AC = 11; BD = 3 (c) AC = 3; BD = 11 (d) AC = –11; BD = –3
40. 40. Find the area of an equilateral triangle with side 14. <ul><li>(a) 49 </li></ul><ul><li>(b) 7 </li></ul><ul><li>(c) 21 </li></ul><ul><li>( d) 147 </li></ul>
42. 42. What is the first step in constructing a perpendicular at a point on a line? <ul><li>(a) Place the compass on the end of the line. </li></ul><ul><li>(b) Place the compass on the point. </li></ul><ul><li>(c) Draw an arc from each end of the line. </li></ul><ul><li>(d) Draw a straight line through the point. </li></ul>
44. 44. Find the area. (a) 6068 km2 (b) 4992 km2 (c) 5658 km2 (d) 5248 km2
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