Where to use total surface area and where to use lateral surface area if it is not given in question. For example find the surface area of box of dimension 10cm,15cmand20cm.

Where to use total surface area and where to use lateral surface area

1.	Where to use total surface area and where to use lateral surface area if it is not given in question. For example find the surface area of box of dimension 10cm,15cmand20cm.
Answer» Where to use total surface area and where to use lateral surface area if it is not given in question. For example find the surface area of box of dimension 10cm,15cmand20cm.