Respuesta :

subedijharana50

Answer:

Here,L=20m , a=109sq.m

let,breadth be x

we have a=l×b

or,100=20×x

or,100/20=x

or,5=x

hence,the breadth of the hall is 5m.answer

MrWisdom

Answer:

5m²

Step-by-step explanation:

To find the breadth of a rectangle (the hallwa) simply Divide the area by the length

So . .

100m² ÷ 20 = 5m²