NCERT Solutions for Class 8 Mathematics Chapter 11
Important NCERT Questions
Mensuration Chapter 8 Exercise 11.3
NCERT Books for Session 2022-2023
CBSE Board
Questions No: 6
Describe how the two figures below are alike and how they are different. Which box has larger lateral surface area?
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Given: Diameter of cylinder = 7 cm
∴ Radius of cylinder (r) = 7/2 cm
And Height of cylinder (h) = 7 cm
Lateral surface area of cylinder = 2rh𝜋 = 2×22/7×7/2×7=154cm²
Now lateral surface area of cube = 4l²=4x(7)²=4×49=196cm²
Hence, the cube has larger lateral surface area.
Class 8 Maths Chapter 11 Exercise 11.3 Solution in Video
for more answers vist to:
https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-11/