(10 sin 30°)/(10+10 cos 30°)

1.	(10 sin 30°)/(10+10 cos 30°)
Answer» (10x1/2)/10+10√3= 5/(10+5√3)=5/5(2+√3)= 1/(2+√3)<br>Ans is 10/10+5√3<br>But cos 30°= √3/2So it will be (10+10X√3/2)<br>(10×1/2) / (10+10×1/2) = 5/(10+5) = 1/3 = 0.333333333...... ans

Discussion