1) The decimal fractional form of an irrational number is a) finite b) infinite periodic c) finite periodic d) infinite non-periodic 2) What sign goes between the two expressions? a) < b) > c) = d) ? 3) The function below has a) no minimum or maximum b) a minimum c) a maximum d) both minimum and maximum 4) The roots of the equation below are a) 2 and 10 b) -2 and 10 c) -1 and 5 d) 1 and -5 5) What central angle belongs to a 108-degree circumference angle? a) 54° b) 108° c) 216° d) 90° 6) Every ... is cyclic. a) rhomb b) trapezium c) rectangle d) kite 7) If the shadow of a 32m chimney is 4m long then the shadow of a 80cm stick is a) 1m b) 8cm c) 10cm d) 32cm 8) sin 60° = a) 1/2 b) √3 / 2 c) √2 / 2 d) 1 9) cos 3π /2 = a) 1/2 b) 0 c) 1 d) -1 10) If you can see a bird from your window at a 20° elevation angle, at what depression angle can the bird see you? a) 20° b) 70° c) 90° d) 120° 11) Find the median of the following data: 7; 1; 12; 1; 4 a) 1 b) 4 c) 5 d) 12 12) Which function is it? a) sine b) cosine c) tangent d) quadratic

maths revision of year 11

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