Area of triangle cannot be measured in the unit of:ASq.mBSq.cmCkmDHectareAnswer: C. km Read Explanation: Calculation:1 Hectare = 10,000 m2The area can be measured in square units only, like m2, cm2, and 1 Hectare.km is the distance unit, It's not the area unit.Area = 12×base×height\frac{1}{2}\times{base}\times{height}21×base×heightAs we know, the area can be measured in only square unit, so km cannot be area of triangle. Read more in App