Using a ruler and a pair compasses only construct
i. triangle GBC with angle GBC 30 degrees. , |BC| = 9.5 , AND |BG| = 12 CM.
ii. L1 the locust of points 6cm from C
ii. L2 the perpendicular from C to BG
iii. Locate A and D point of intersection of L1 and GB,
iv. Measure |AD| and angle ACD
The answer to your question is provided in the image:
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