nancyzitha1 nancyzitha1

29-04-2024
Mathematics

Answered

QUESTION 68 (SEPTEMBER 2018) In the diagram below, AOCD is a diameter of the circle with centre O and chord BE - 30 cm. AOCD 1 BE and OC = 2CD. A O B E C Calculate with reasons: 68.1 BC Ꭰ D 68.2 If CD = a ubits, determine OC in terms of a. 68.3 Calculate OB 68.4 AB (correct to one decimal place) 68.5 The radius of the circle CAB. (2) (1) (1) (3) (2) 191 ེ༤ ན

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