The side of a rectangle are in ratio 5 ratio 7 and its perimeter is 72 cm find the length and the breadth of the rectangle
Answers
Answered by
2
Answer:
Step-by-step explanation:
Attached below.. hope it helps
Attachments:
Answered by
2
Answer:
L/b - 5/7
7L - 5b
b - 7L/5. (1)
W K T
P - 2(L+b)
72 - 2(L+7L/5)
36 - 5L+7L/5
36 - 12L/5
L - 36*5/12
L - 3*5
L - 15,
Put L - 15 in (1)
b - 7(15)/5
b - 7*3
b - 21
Similar questions