Question

how many rectangle can be draw with 30 cm as the perimeter, considering only positive integers as sides in cm​

Answer 1

Answer:

14

Step-by-step explanation:

perimeter =2(l+b)=30

so l+b=15

all possible pairs of (l,b) are as follows :

(1,14),(2,13),(3,12),(4,11),(5,10),(6,9),(7,8),(8,7),(9,6),(10,5),(11,4),(12,3),(13,2),(14,1)