Under the usual notations, the total surface area of a cuboid isA) lb – InterviewSolution

InterviewSolution

1.

Under the usual notations, the total surface area of a cuboid isA) lb + bh + hlB) \(\frac{lb+bh+hl}{2}\)C) 2(lb + bh + hl)D) None

Answer»

Correct option is: C) 2(lb + bh + hl)

The total surface are of cuboid = 2 ( lb + bh+ hl)

Where l = length of the cuboid,

b = breadth of the cuboid and

h = height of the cuboid.

Correct option is: C) 2(lb + bh + hl)

Discussion

No Comment Found

Related InterviewSolutions

(a) Find all the possible dimensions (in natural numbers) of a rectangle with a perimeter 36 cm and find their areas. (b) Find all the possible dimensions (in natural numbers) of a rectangle with an area of 36 sq cm, and find their perimeters.
The area of a rectangular ground is `120m^(2)` and its length is 12 m. Find its breadth.
Perimeter of an isosceles triangle is 50cm. If one of the two equal sides is 18cm, find the third side.
Perimeter of an isosceles triangle is 50cm. If one of the two equal sides is 18cm, find the third side.
The area of a parallelogram is 144 `cm^(2)` and its height is 18 cm. Find the length of the corresponding base.
The area of a parallelogram is `50cm^(2)`. If the base is 10 cm, then find its corresponding height.A. 10 cmB. 15 cmC. 5 cmD. 50 cm
What is the length of outer boundary of the park shown in figure? What will be the total cost of fencing it at the rate of Rs. 20 per metre ? There is a rectangular flower bed in the center of the park. Find the cost of manuring the flower bed at the rate of Rs. 50 per square metre.
In an exhibition hall, there are 24 display boards each of length 1 m 50 cm and breadth 1 m. There is a 100 m long aluminium strip, which is used to frame these boards. How many boards will be framed using this strip? Find also the length of the aluminium strip required for the remaining boards.
Find the total surface area of a hemisphere, whose radius is 7 cm.
Find the volume of a sphere of radius 21cm.(Take π = 22/7)