Question

b)i) Find the breadth of the rectangle whose length is 30cm and perimeter is 90cm​

Answer 1

Answer:

breadth = 15cm

Step-by-step explanation:

2(l+b) = 90cm

2(30+b) = 90cm

60+2b = 90cm

2b = 30cm

b = 15cm

hence breadth is 15 cm