Being triangular (being a closed plane figure with three straight sides) and being trilateral (being a closed plane figure with three inner angles) are logically co-extensive properties.
A theory that is committed to triangular polygons will also be committed to trilateral polygons, and vice versa, because, necessarily, a polygon is triangular if and only if it is trilateral.
The second form of cooperation is trilateral in the sense that it is between an African country and two developing countries in different regions.
Prima facie, one would rather not claim that the proposition that x is triangular is identical to the proposition that x is trilateral, since a subject might believe one but not the other.
Both the temporal and the spatial filters are noniterative trilateral filters, formed by introducing a novel local image statistic neighborhood connective value (NCV) into the traditional bilateral filter.
"But there will not be a trilateral dinner that evening between the three of them.
One possible mechanism to replace the armistice is the "trilateral peace regime" for the peninsula that has been proposed by North Korea's principal military spokesman, Gen. Ri Chan-bok.
The IBSA partnership is a trilateral alliance between Brazil, India and South Africa aimed at boosting their bargaining power and clout on global issues and strengthening economic and political ties amongst the three countries.
One proposal has been a trilateral coalition of the UNODC, WHO, and Interpol.
Although the circumstances in which triangular and trilateral apply are the same, speakers go about verifying those applications in different ways.
