Estimating and Costing
While estimating the qualities for the construction of a building, the correct metric unit is

Liter for capacity
Meter for length
Square meters for volume
Cubic metre for area

ANSWER DOWNLOAD EXAMIANS APP

Estimating and Costing
The assumption on which the trapezoidal formula for volumes is based, is

The mid-area of a pyramid is half the average area of the ends
All listed here
The volume of the Prismoidal is over-estimated and hence a Prismoidal correction is applied
The end sections are parallel planes

ANSWER DOWNLOAD EXAMIANS APP