Question

One side of a rectangular field is 4 metres and its diagonal is 5 metres. The area of the field is

Answer 1

Answer:

12 m ²

Step-by-step explanation:

breadth² = diagonal ²- length ²

breadth²= 25-16

b =√9

b=3

now area of rectangular field= l×b

=4×3=12 m²