Surface Area of Solids

IMPORTANT

Surface Area of Solids: Overview

This Topic covers sub-topics such as Cube, Cylinder, Cuboid, Surface Area of Cuboid, Surface Area of Cube, Lateral Surface Area of a Cuboid, Lateral Surface Area of a Cylinder, Lateral Surface Area of a Cube and, Surface Area of a Cylinder

Important Questions on Surface Area of Solids

EASY
IMPORTANT

A cylinder is a three-dimensional shape consisting of two _____ circular bases, joined by a curved surface.

MEDIUM
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What is the volume of a cylindrical shape water container, that has a height of 7cm and diameter of 10cm?

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Calculate the cost required to paint an aquarium which is in cube shape having an edge length of 10m. If the painting cost of an aquarium is INR 3/m2.

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Find the total surface area and lateral surface area of a cuboid having length 4 cm, breadth 6 cm, and height 3 cm.

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The lateral surface area of a cube of side 12 cm is

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Samuel has given a cylinder of surface area 1728π square units. Find the height of the cylinder if the radius of the base of the circle is 24 units.

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The radius of a cylinder is 5 in. Find the surface area of the cylinder if the height of the cylinder is 15 in. (Take pi as 3.14)

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Find the length of the face diagonal of a cube when the side measures 6 units. Use the face diagonal formula of a cube. 

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Calculate the length of the diagonal of a cube whose each side measures 5 units.

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If the sidewall of a cubic structure is 5m, then find the Total Surface Area?

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What are the properties of a cuboid?

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If the height of the cylinder is a cm with the total surface area of 200 cm2 and radius is 2 cm, find the value of a.

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Find the surface area of a solid cylinder with radius 2.5 cm and height 7.3 cm.             [Enter the value excluding units and up to three significant figures]

MEDIUM
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The walls, floor and roof of a room are to be plastered. The length, breadth and height of the room are 4.5 m, 3 m and 3.5 m respectively, if the area to be plastered is k m2, then find the value of k.

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The perimeter of the largest room in Priyanka's house is 250 m. The cost of white washing its four walls at the rate of 10/m2 cost is 15000. What is the height of the room?

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A suitcase with measures 80 cm×48 cm×24 cm is to be covered with a tarpaulin cloth. If k metres of tarpaulin of width 96 cm is required to cover 100 such suitcases, then find the value of k.

MEDIUM
IMPORTANT

Hameed has built a cubical water tank with a lid for his house, with each other edge 1.5 m long. He gets the outer surface of the tank excluding the base, covered with square tiles of side 25 cm. Find how much he would spend in rupees for the tiles, if the cost of tiles is  360 per dozen.

MEDIUM
IMPORTANT

Mary wants to decorate her Christmas tree. She wants to place the tree on a wooden block covered with colored paper with picture of Santa Claus on it. She must know the exact quantity of paper to buy for this purpose. If the box has length, breadth and height as 80 cm, 40 cm and 20 cm respectively. How many square sheets of paper of side 40 cm would she require?

EASY
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Total surface area of a Cube is a 0.96 m2. Then, each side of the square face of the Cube measures _____ m.

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IMPORTANT

Find the side of a cube (in cm) whose surface area is 600 cm2.