Answer:
It means goes up by twos for example 2,4,6,8 all those numbers increase by 2s.
Step-by-step explanation:
Answer: 3
By the intersecting chords theorem,
3y +9 = perimeter
y = 10
4/5 y = 8
4/5 y * 5/4 = 8 * 5/4 multiply by reciprocal