Question

what is the surface area of cuboid if the top is open​

Answer 1

Answer:

Let a units be the length , b units be the breadth and c units be the height

of a cuboid whose top is open.

Surface area of a cuboid which has one open surface=Total surface area of

cuboid - area of open surface.

or. =2[a.b+b.c+c.a]. - a.b. (If. top of the cuboid is open.)

or. =a.b + 2.(a+b).c

or. = area of base + area of four walls. sq.units. Answer.

Answer 2

Answer:

Answer:

Let a units be the length , b units be the breadth and c units be the height

of a cuboid whose top is open.

Surface area of a cuboid which has one open surface=Total surface area of

cuboid - area of open surface.

or. =2[a.b+b.c+c.a]. - a.b. (If. top of the cuboid is open.)

or. =a.b + 2.(a+b).c

or. = area of base + area of four walls. sq.units. Answer.

tq.. pls give