Prime DSE Series - Mathematics Mock Exam Papers (Compulsory)(Sixth Edition) Set 2 Paper 1&2

HKDSE-MATH-CP (Set 2 P1) 5 Answers written in the margins will not be marked. Answers written in the margins will not be marked. Answers written in the margins will not be marked. © United Prime Educational Publishing (HK) Ltd. Please stick the barcode label here. Go on to the next page 7. In Figure 1, ABCD is a circle. Denote the point of intersection of AC and BD by E . It is given that ° CBD 31 + = and CED 57° + = . D C E A B Figure 1 (a) Find ADE + . (b) If AC is a diameter of the circle, find BCD + . (4 marks) Sample © United Prime Educational Publishing (HK) Limited 2025 All rights reserved; no part of this publication may be reproduced, photocopied, recorded or otherwise, without the prior written permission of the Publisher.