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2013 I Questions and Answers

2013 I QUESTIONS AND ANSWERS :: part9 : 11 to 15

Following Multiple choice objective type questions and answers will help you as a free online coaching for your TRB SSC CGL written exam preparation for 2017. These are useful study materials collected from previous year question papers. :

11.In a circle of radius 17cm ,two parallel chords of lengths 30 cm and 16 cm are drawn.If both the chords are on the same side of the centre,then the distance between the chord is

9 cm

7 cm

23 cm

11 cm

12.AB is the chord of a circle with centre O and DOC is a line segment orginating from a point D on the circle and intersecting AB produced at C such that BC=OD.If ∠BCD=20°,then ∠AOD=?

20°

30°

40°

60°

13.ABC is a triangle.The bisectors of the internal angle ∠B and external angle ∠C intersect at D.If ∠BDC=50,then ∠A is

100°

90°

120°

60°

14.If ∠CAB =30 then ADC is #Q ABCD is a cyclic trapezium with AB || DC and AB diameter of the circle.If ∠CAB =30 then ADC is

60°

120°