In the adjoining figure, `DeltaABC` is a right-angled triangle in which `/_B=90^(@)`, `/_A=30^(@)
Channel: Doubtnut
Date: 2020-01-03

In the adjoining figure, `DeltaABC` is a right-angled triangle in which `/_B=90^(@)`, `/_A=30^(@)` and `AC=20cm`. Find `(i) BC`, `(ii) AB`.