Question

22)In triangle ABCLA=60°, B=90°,_C=30°
,BC= 2in root 3 cm then AB=

1. 2 in root 3
2. in root 3
3 . 2
4 . 1​

Answer 1

Answer:

AB=2 CMWe will take tan30

tan30 =AB/BC

1/√3=AB/2√3

AB=2√3*√3

AB=2

Hope it helps u.