Words similar to required

Example sentences for: required

How can you use “required” in a sentence? Here are some example sentences to help you improve your vocabulary:

To quantify the incremental cost of insulation, we determined the average R-value increase in ceiling, walls, and foundations, and used this to quantify the volume of insulation required per home, given the square footage of the homes and the assumption that 0.3 inches of fiberglass corresponds to a unit increment in R-value.
Grader 2 required approximately ten minutes for the more precise gradings in two fields.
Clearly, further translational studies in humans are required to test the hypothesis that increasing the proportion of ST oxidative muscle fibers will overcome the mitochondrial dysfunction and metabolic defects associated with insulin-resistant states.
Reference toxicant testing and control charting is required for documenting the quality of test organisms (Subsection 4.7) and ongoing laboratory performance (Subsection 4.16).
Such efforts would have required bases in the region, but all the options were unappealing.