Question

A cuboidal box dimensions are given 1 metre 2 metre and 1.5 metre has to be painted except the bottom find the area of the the box that have to be painted

Answer 1

Answer:

$11m {}^{2}$

Step-by-step explanation:

Area to be painted = Ar. of top + LSA of cuboid

$= (l + b) + 2(l + b) \times h \\ = (1 \times 2) + (2 \times 1 + 2 \times 1.5) \\ = 2 + (2 \times 3 \times 1.5) \\ = 2 + 9 = 11m {}^{2}$

Answer 2

Answer:

11m2

Step-by-step explanation:

is this your right ans. plz check