Tour groups A and B view a rock feature from different positions on a road heading east–west. Group A views the rock at a distance of 235 m on a bearing of 155° and group B views the rock feature on a bearing of 162° at a different point on the road. Round all answers to two decimal places in the following. a Find how far south the rock feature is from the road. b Find how far east the rock feature is from: i group A ii group B. c Find the distance between group A and group B.