The following is a list of 5 measurements. 20,10,13,11,20 Suppose that these 5 measurements are respectively labeled.

Answer:
1190
Step-by-step explanation:
Here, you need to add the squares of the measurements.
20² + 10² + 13² + 11² + 20² =
= 400 + 100 + 169 + 121 + 400
= 1190