HELP HELP HELP ((CHAPTER 5; CIRCLE; FORM 2)) I WILL MARK AS BRAINLIEST (SEE DIAGRAM ABOVE)

The diagram shows a rectangular piece of land owned by Encik
Rashid. Encik Rashid divided his land into 3 parts. The first part is
a triangle ĶLM. K is the midpoint of JL and M is the midpoint of
LN. The second part is a semicircle. Encik Rashid intends to plant
vegetables in the first and second part. Calculate the area that is
not planted with vegetables. (Use π = 3.142)

~ Be Miraculous~​