Holly cuts 2 ribbons into tenths for a craft project how many 1/10 size ribbons does she have

Find the length of cu, the triangles are similar.

Question part points submissions used suppose that 100 lottery tickets are given out in sequence to the first 100 guests to arrive at a party. of these 100 tickets, only 12 are winning tickets. the generalized pigeonhole principle guarantees that there must be a streak of at least l losing tickets in a row. find l.

This is so hard and it’s for a test