Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Geometry Lines and Angles
If two supplimentary angles are in the ratio 4 : 5 then angle are:
1
90º, 90º
2
80º, 100º
3
30º, 150º
4
More than one of the above
5
None of the above