题目

Like it or hate it, when Kim Kardashian wears something, people take notice. With the reality TV star wearing secondhand Azzedine Alaia to Paris fashion week, secondhand Jean Paul Gaultier to a party and a secondhand 1990s Thierry Mugler gown to an award ceremony, it _________ change is happening. Who would have thought that Kardashian --- a woman worth $350m (￡270m) --- would be making a case for sustainable fashion?As consumers become increasingly aware of the _________ impact of fashion, they are looking for a more sustainable way to shop. Could _________ secondhand be the answer？Vintag如图，一扇形纸扇完全打开后，外侧两竹条AB和AC的夹角为120°，AB长为30cm，贴纸部分的宽为20cm，则贴纸部分的面积为    cm2．