Area of 4 walls of a cuboid is 400 sq cm, and its length is 15 cm and height is 8 cm. What is its breadth (in cm)?
Answer & explanation
Correct answer: option 4
Area of four walls = 2 ( l + b) × h
400 = 2 (15 + b) × 8
b = 10 cm
Area of 4 walls of a cuboid is 400 sq cm, and its length is 15 cm and height is 8 cm. What is its breadth (in cm)?
Correct answer: option 4
Area of four walls = 2 ( l + b) × h
400 = 2 (15 + b) × 8
b = 10 cm