Question

a rectangle has the area equal to that of a squre of side 80 cm if the breadth is 20 cm of rectangle finds its length

Answer 1

Answer:

Step-by-step explanation:

Area of square

= Side × side

= 80 × 80

= 160cm2

According to the question,

Breadth= 20cm

Length= x

Area of rectangle = Area of square

Area of rectangle= 160m2

=160÷20

=80m

So, length = 80m.

Answer 2

Area of rectangle =side of square=80cm. Area of rectangle =l*b. 80cm=l*20cm. 80*20cm=l. 4cm=l. therefore,lengthof the rectangle 4cm