SURFACE AREA OF A CUBOID

Q1. How many sides has a cuboid?

• 12

• 16

• 8

• 6

Q2.Calculate the surface area of a cuboid if the length, breadth and height are 2 cm, 3 cm and 1 cm respectively.

• 6cm²

• 12cm²

• 22cm²

• 28cm²

Q3.If the dimensions of a room are I, b and h, (∴. l → length, l → breadth and h → hight) them which of the following is the area of its four walls?

• 2 h(l+ b)

• 2 l (b+ h)

• 2 b(l + h)

• 2 hl + bl

Q4.If the Length, Breadth, and Height of a Cuboid are 2 m, 2 m, and 1 m. What is the Surface Area in m²?

• 12

• 24

• 16

• 8

What is the Surface Area of a Cube of Side 27 Cm?

• 4374 cm²

• 6080 cm²

• 2298 cm²

• 729 cm²

Q5.If the Length, Breadth, and Height of a Cuboid are in the Ratio 6 : 5 : 4 and the Total Surface Area of the Cuboid is 33300 cm². What is the Breadth of the Cuboid?

• 95 cm

• 25 cm

• 55 cm

• 75 cm

Q7.If two cubes each with an 8 cm edge are joined end to end, what is the Surface Area of the resulting Cuboid?

• 640 cm²

• 560 cm²

• 830 cm²

• 440 cm²

Q8.What is the Total Surface Area of a Cuboid?

• (lxbxh) Sq. Units

• 2[(l+b)xh] Sq. Units

• √(l²+b²+h²) Sq. Units

• 2(lb+bh+lh) Sq. Units

Q9.What is the Total Surface Area of a Cube?

• 4a² Sq. Units

• 6a² Sq. Units

• 5a² Sq. Units

• a² Sq. Units

Q10.What is the Lateral Surface Area of a Cuboid?

• 2[(l+b)xh] Sq. Units

• 2[lx(b+h)] Sq. Units

• 2πr²h Sq. Units

• 2πrh Sq. Units