What is 0.46 in simplest form

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square

5. (03.02)if g(x) = x2 + 3, find g(4). (2 points)1619811

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b