E 8.1 c 10 q3 ncrt If Sin A=3/4, find tan A and cos A If sina=3/4 find tana and cos a if sin a = 3/4 calculate cos a and tan a Ex 8.1 class 10trigonometry ex 8.1 class 10 class 10 maths chapter 8 Q3 ncrt class 10 ex 8.1 If sina is equal to 3 upon 4 find cosa and tana Question number 3 exercise 8.1 class 10th Question 3 exercise 8.1 solution class 10 Q3 ex 8.1 ncr class 10 Ex 8.1 class 10 ncert q3 Que 3 ex 8.1 cl 10 ncrt trigonometry ex 8.1 class 10