16
Place in ascending order: 4 6 8 15 15 17 17 18 20 20
middle numbers = 15 and 17
(15+17)/2 = 16
Answer: 27
Explanation:
P = 2(l+w) = 2 · (9 + 4.5) = 27
Answer:
A constant in math is a value that doesn't change. Instead, it's a fixed value. All numbers are considered constant terms.
