Someone help me on 2 and 3 pls

The base of a triangle is 8 1 3 meters and the height of the triangle is the fourth root of 16 meters meters. what is the area of the triangle?

On average a herd of elephants travels 10 miles in 12 hours you can use that information to answer different questions drag each expression to show which is answers

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cot of 61.6