Question

Length of a rectangle is 4cm more than its breadth. Area of the rectangle is 357sq.cm
a) If the breadth is π, what is its lengt

Answer 1

Answer:

hope it's helpful marks me at brainlist

Step-by-step explanation:

Let breadth, b=x

∴L=4+x

Area=l×b=(x)(4+x)=45

4x+x2=45

x2+4x−45=0

x2+9x−5x−45=0

(x+9)(x−5)=0

x=5

x=−9 not possible

∴ Length = x+4

= 5+4

= 9cm