网址:http://m.1010jiajiao.com/timu_id_570003[举报]
若△ABC∽△DEF,且对应边BC与EF的比为2∶3,则△ABC与△DEF的
面积等于______.
若△ABC∽△DEF,且对应边BC与EF的比为2∶3,则△ABC与△DEF的面积等于______.
若△ABC∽△DEF,且对应边BC与EF的比为2∶3,则△ABC与△DEF的面积比等于 .