The diagram shows 4 points A, B. C and D on level ground. A is due north of B and ADC is a straight line. Angle BAD= 38°, angle ADB = 56°, BD = 6 km and CD= 10 km.

The diagram shows 4 points A B C and D on level ground A is due north of B and ADC is a straight line Angle BAD 38 angle ADB 56 BD 6 km and CD 10 km class=