Question

the length of rectangle is double its breath.if the breath is 12.30 m . find the area of rectangle​

Answer 1

Answer:

area of rectangle=l*b

l=2b

area=2b*b

area=2bsquare

area=302.58 m square

Step-by-step explanation:

Answer 2

Answer:

Step-by-step explanation:

We know,

Area of rectangle=Lenght x breadth(lb)

12.30=2b x b(as lenght in twice breadth)

12.30=2b²

12.30/2=b²

6.15=b²

√6.15=b

2.47=b

lenght=2*b

=2*2.47

=4.94

So,the area

2.47 x 4.94

=12.2

Hope it helps!