

MCQOPTIONS
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1. |
In triangle \[ABC\]if \[\frac{\cos A}{a}=\frac{\cos B}{b}=\frac{\cos C}{c}\], then the triangle is [Karnataka 1991; Pb. CET 1989] |
A. | Right angled |
B. | Obtuse angled |
C. | Equilateral |
D. | Isosceles |
Answer» D. Isosceles | |