OCR MEI Paper 3 2018 June — Question 14

Exam BoardOCR MEI
ModulePaper 3 (Paper 3)
Year2018
SessionJune
TopicStraight Lines & Coordinate Geometry

14
  1. In Fig. C1.3, angle CBD \(= \theta\). Show that angle CDA is also \(\theta\), as given in line 23 .
  2. Prove that \(h = \sqrt { a b }\), as given in line 24 .