Dude, you REALLY need to brush up your geometry. A triangle doesnt have 4 sides. =|

Coastal erosion of sand and sediment can chronically affect a coast. Short-term changes, such as those brought about by a major hurricane, can erode a beach area, undercutting homes and other manmade structures along a coast. Residential and commercial development also affect erosion rates by disrupting or altering the flow of water, changing the natural … Read more