Can someone help me please

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

Find the directions in which the function increases and decreases most rapidly at upper p 0p0. then find the derivatives of the function in these directions. f(x, y)equals=x squared plus xy plus y squaredx2+xy+y2, upper p 0p0left parenthesis 1 comma negative 4 right parenthesis

Simplify the following expression 48^1/2