Mathematics for IGCSE & O level - Similarity (Section 2 - No. 35)

The area of a rug is 2.4 times as large as the area of a similar rug. What is the length of the larger rug if the length of the smaller rug is 1.6m?

2.47 m

2.56 m

3.84 m

3.96 m

Length scale factor is sqrt(2.4) which is approximately 1.549. 1.6m x 1.549 = 2.47 m