Question

how to find TSA OF A OPEN CUBOID only at the top part is open. HOW TO FIND PLZ tell me the formula in a paper also draw a cuboid where it is open at top part only in a sheet of paper​

Answer 1

Answer:

S.A of cuboid =tsa of cuboid -l×B

Answer 2

Step-by-step explanation:

to find the surface area of a cuboid if it is open at the top then just use the following formulae

SA = TSA - l×b

SA= 2 ( lb + bh + lh) -lb

OR

SA= LSA + lb

SA = 2h (l+b) + lb