propErtiEs AnD rElAtions oF plAnE FigurEs
thEsE quEstions will tEst your knowlEDgE oF opErAtions involving plAnE FigurEs.
AnswEr thE Following quEstions.

A、trApEzoiD hAs onE BAsE oF 8 Ft, A hEight oF 3 Ft, AnD An ArEA oF 30 Ft2. whAt is thE lEngth oF thE othEr BAsE