What is the area of the shape below?

Which equation shows the quadratic formula used correctly to solve 5x2 + 3x -4 0 for x? cos -3+ v (3) 2-4() 2(5) 3+ |(3)² +4() 205) 3+ (3) 2-4() -3+ v (3)² +4()

Solve for b. ab + c= d b= a + old ob=allc-ch b= (d-c/a

Which polygon is she in the process of constructing ?