Maths RD Sharma Class 12 Solutions Chapter 27 Direction Cosines and Direction Ratios RD Sharma Solutions by Himanshu - May 13, 20180 Direction Cosines and Direction Ratios Ex 27.1 Q1 Direction Cosines and Direction Ratios Ex 27.1 Q2 Direction Cosines and Direction Ratios Ex 27.1 Q3 Direction Cosines and Direction Ratios Ex 27.1 Q4 Direction Cosines and Direction Ratios Ex 27.1 Q5 Direction Cosines and Direction Ratios Ex 27.1 Q6 Direction Cosines and Direction Ratios Ex 27.1 Q7 Direction Cosines and Direction Ratios Ex 27.1 Q8 Direction Cosines and Direction Ratios Ex 27.1 Q9 Direction Cosines and Direction Ratios Ex 27.1 Q10 Direction Cosines and Direction Ratios Ex 27.1 Q11 Direction Cosines and Direction Ratios Ex 27.1 Q12 Direction Cosines and Direction Ratios Ex 27.1 Q13 Direction Cosines and Direction Ratios Ex 27.1 Q14 Direction Cosines and Direction Ratios Ex 27.1 Q15 Direction Cosines and Direction Ratios Ex 27.1 Q16(i) Direction Cosines and Direction Ratios Ex 27.1 Q16(ii) Direction Cosines and Direction Ratios Ex 27.1 Q16(iii) Direction Cosines and Direction Ratios Ex 27.1 Q16(iv)