state gov DSSSB Junior Assistant, Steno and LDC Mock Test 2023 - 24 Quantitative Aptitude Mensuration Plane Figures
Four cows are tethered at four corners of a square plot of side 21 meters such that the adjacent cows can just reach one another. There is a small circular pond of area 45 sq.m at the centre. Then the area left ungrazed is:
1
41.5 m2
2
48.0 m2
3
44.5 m2
4
49.5 m2