in rd sharma question no 19 page no 18 30 why do we minus L AND B WITH 2T AND - Maths - Surface Area and Volume of a Cuboid and Cube

Question

in rd sharma question no 19 page no 18 30 why do we minus L AND B
WITH 2T AND H WITH ONLY T (T IS THICKNESS)

Brijendra P. · Accepted Answer

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.in rd sharma question no 19 page no 18.30 why do we minus L AND B WITH 2T AND H WITH ONLY T (T IS THICKNESS)