1unit = 10in what is the perimeter and area?

Can someone me with my hwplz(only the circled ones)

Which function in vertex form is equivalent to f(x) = x2 + 6x + 3? f(x) = (x + 3)2 + 3 f(x) = (x + 3)2 − 6 f(x) = (x + 6)2 + 3 f(x) = (x + 6)2 − 6

Fast! find the length of cu. the triangles are similar. show your work.