Im so scared because if i get 1 more wrong i dont pass please help

In trapezoid efgh, m∠gfe=63∘. identify m∠ghe. !

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?

What is the slope of the line shown below?