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## Answers

The Brainliest Answer!

all its are l, b and h and there are 6 faces

area of each rectangle is lb, bh, hl, bl, hb, lh

sum of all the areas = lb+bh+bl+hb+lh+hl

⇒lb+lb+hb+hb+hl+hl

⇒2(lb+hb+hl)

∴TSA = 2(lb+hb+hl)

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The Brainliest Answer!

all its are l, b and h and there are 6 faces

area of each rectangle is lb, bh, hl, bl, hb, lh

sum of all the areas = lb+bh+bl+hb+lh+hl

⇒lb+lb+hb+hb+hl+hl

⇒2(lb+hb+hl)

∴TSA = 2(lb+hb+hl)