angular how to check a radiobox
<p>
<input type="radio" value="male" name="gender" [ngModel]="user.gender" > Male
<input type="radio" value="female" name="gender" [ngModel]="user.gender" > Female
</p>
<p>
<input type="checkbox" name="tc" [ngModel]="user.isTCAccepted" >
</p>