diff --git a/exercise5/matte4-5.xopp b/exercise5/matte4-5.xopp new file mode 100644 index 0000000..37c9aba Binary files /dev/null and b/exercise5/matte4-5.xopp differ diff --git a/exercise5/matte4-5_annotated.pdf b/exercise5/matte4-5_annotated.pdf new file mode 100644 index 0000000..b0196dd Binary files /dev/null and b/exercise5/matte4-5_annotated.pdf differ