Special right triangles! help!

Afarmer has decided to divide his land area in half in order to plant soy and corn. calculate the area of the entire area so he knows how much soil is needed. each bag of soil covers 20 square yards. how many bags should the farmer purchase? (4 points) 1 bag 2 bags 3 bags 4 bags

What is the perimeter of an isosceles triangle with each leg measuring 2x+3 and the base measuring 6x-2?

Find the length of the radius of a circle with the center at -7+2i and a point in the circle at 33+11i