In the adjoining figure  , `angle B=90^(@),angle BAC=theta^(@),BC=CD=4 cm and AD=10 cm  ,
Channel: Doubtnut
Date: 2020-04-12

In the adjoining figure  , `angle B=90^(@),angle BAC=theta^(@),BC=CD=4 cm and AD=10 cm  , ` Find (i)  `sin theta and (ii) cos theta .`