1) Which of the following phenomenon that involve angles in circles? a) Playing basketball b) Cycling c) Playing badminton d) Flying a kite 2) Are the angles at the circumference of a circle subtended by the same arc are equal? a) YES b) NO 3) What the value of angle z? a) 25o b) 90o c) 60o d) 180o 4) The size of an angle at the circumference subtended by an arc is _____________ to the arc length. a) same b) proportional c) corresponding d) opposite 5) The size of angle at the centre of a circle is ______________ the size of angle at the circumference. a) three times b) twice c) half d) quarter 6) The angle at the circumference of circle subtended by the diameter is ___________. a) 60o b) 70o c) 90o d) 180o 7) Is this cyclic quadrilaterals? a) YES b) NO 8) Is this cyclic quadrilaterals? a) YES b) NO 9) Which pair of angle have the value of 180o? a) x and p b) p and y c) y and q d) y and x 10) Which angle is same with angle z? a) p b) m c) n d) y 11) Which one is the points of tangency? a) A b) B c) X d) S 12) Find the value of y. a) 14cm b) 12cm c) 20cm d) 8cm 13) Which of the following is the correct pair? a) Beta and y b) x and Teta c) y and Teta d) Beta and Teta 14) If the circle is intersect to each other, how many common tangents ? a) 1 b) 2 c) 3 d) 4

TEST YOUR KNOWLEDGE! (ANGLES AND TANGENTS OF CIRCLE)

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