Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Geometry Quadrilaterals
In a square ABCD, the diagonals meet at point O. The ∆AOB is
1
isosceles right triangle
2
equilateral triangle
3
isosceles triangle but not right triangle
4
More than one of the above
5
None of the above