Question

this forms an alluvial fan after the deposition of the __ shape​

Answer 1

Explanation:

This forms an alluvial fan after the deposition of th triangle shape .

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Answer 2

Explanation:

This alluvial fan, in Death Valley, California, is actually the mouth of a dried-up river. The river carried sediment called alluvium. As the river rushed into the wide valley, the sediment fanned out across a triangle-shaped area, creating an alluvial fan.