Answer:

Step-by-step explanation:
Given
-- height
--- base sides
Required
Determine the surface area
The net is not given. So, I will solve directly.
The surface area is calculated as:

So, we have:





The Measures of Centrality are:
Mode, Median and Mean
From your list of answers therefore, it is the "mode".
Answer:
a
Step-by-step explanation:
3b - 7 < 32
=> 3b < 32 + 7
=> 3b < 39
=> b < 39÷ 3
=> b < 13
Hope it helps !!!