Mathematics for IGCSE & O level - Mensuration (Section 6 - No. 20)
What happens to the area of a rectangle if both the length and width are doubled?
The area doubles.
The area is halved.
The area quadruples.
The area remains the same.
स्पष्टीकरण
Area = length * width. If both are doubled, the area is multiplied by 4.