Question

class 7 questions plz help me to solve.​

Answer 1

Answer:

400

Step-by-step explanation:

2(l+b)=80

l+b=40

(l, b) =(1,39);(2,38);.......;(18,22);(19,21);(20,20);(21,19);.........;(39,1)

area=l×b vale is high for (20,20)

so, highest possible area of pool is 20×20=400