NOTE. This is a mult-part question. Once an answer as submated, you wil be unable to refum to this part. Consider the given piate and loading shown in figure (a) and (b). Determine the fesctions at A and a-Given X=55 ib and Y=50 it (You must provide an answet before movng to the ne-at part) The magnude of reaction at is The magnaver of reaction at A is ob 0. O is A 0