15, 18, 21
i don't know the other one, sorry
Answer:
yes
Step-by-step explanation:
Answer:
20:90
Step-by-step explanation:
Answer: Hello! The answer would be "8"
Step-by-step explanation:
When using the angle of 135 in each interior it would make a shape with 8 sides :)
Write the numbers in order first,
4, 6, 8, 9, 11, 12, 13
Middle number in sequence is the median, in this case median is 9.