Answer:

Step-by-step explanation:
We are given that
Length of rope=l=160 feet
Radius of quadrant of circle=r=160 feet
We have to find the maximum grazing area of the cow.
We know that
Area of quadrant of circle=
Where 
Using the formula
Area grazed by cow=
Area grazed by cow=
S^2+3s-1”=0 pls give Brainliest Im BEGGING
Multiply 3x9 and it gives u 27
And -3 plus -9 equal -12
Answer:
Step-by-step explanation: