If the length of a shadow of a building is 30 m in the distance from the top of the building to the tip of the shadow is 38 m what is the height of the building

glacial erosion, the picking up and movement of earth beneath a glacier, is also referred to as plucking. erosion and transportation of individual pieces of bedrock, especially large "joint block occur as a result of this glacial erosion. plucking is type of erosion in which rocks become frozen into the bottom and sides of the glacier.as the glacier moves downhill it 'plucks' the rocks frozen into the glacier from the ground.

well, i believe that the answer is 2. : 3