Question

The perimeter of a rectangle is 15 cm, and its dimensions are tripled. What is the perimeter of the larger rectangle?

Answer 1

20cm








15 cm








45 cm








30 cm

Answer 2

2*(L+B)=15, now L=3L' and B = 3B' so what is the perimeter?

Answer 3

what is L and B ????

Answer 4

Length and breadth respectively.

Answer 5

ok i see

Answer 6

sooo it's 45 cm.

Answer 7

thanks FFM

Answer 8

Glad to help sun :)

Answer 9

P = 2 ( L + w ) = 15
=>P' = 3 * 2 (L + w) = 3 * 15 = 45