The answer is 24 square units
There are two of theme dudgeon
Answer:
Solution given:
r=3km
area of sector bounded by a 90° arc=90°/360°*πr²
=¼*π*3²
=<u>9/4 π or 7.068km²</u>
is a required answer
0.57 = 57/100 this means it has to be rational. :D hope I helped :)