Is it possible to design a rectangular mango grove whose length is twice its breadth,
and the area is 800 m2
? If so, find its length and breadth.
Answers
Answered by
1
Answer:l=40,b=20;
Area=lb
=(2b)b
800=2b²
b²=400
b=20
l=2b=40
Step-by-step explanation:
Answered by
4
Answer:
yes
Step-by-step explanation:
l=2b where l is length, b is breadth
Area of rectangle= l×b
the eqn is:
l×b=800
2b×b=800
2b^2=800
b^2=400
b=20
use the concept of discriminant to prove.
b^2 -4 ac should be equal to or greater than 0
Similar questions