Answer:
27.21 to nearest hundredth
Explanation:
You find the lengths of the 4 sides and add them.
AB = 4 - (-2) = 6
BC = 4 - (--1) = 9
CD = √(-1-(-5)^2 + (-2-4)^2)
= √(16 + 36)
= √52
AD = 5
So, the perimeter
= 6 + 9 + 5 + √52
= 20 + √52
= 27.21 to nearest hundredth.