Sabrina made three kinds of jewelry. She made 5 bracelets, 8 necklaces, and 3 rings. Alex made twice as many pieces of jewelry as Sabrina. How many pieces of jewelry did Alex make?

If you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no. explain your mathematical thinking