Seumas Mcsporran is a very b 1 man. He is 60 years old and he has thirteen jobs. He is a postman, a policeman, a fireman, a taxi driver, a school-bus driver, a boatman, an ambulance man, an accountant, a petrol attendant, a barman, and an undertaker. Also, he and his wife, Margaret, have a shop and a small hotel. Seumas l 2 and works on the island of Gigha in the west of Scotland. Only 120 people live on Gigha but in s 3 150 tourists come by b 4 every day. Every weekday Seumas gets up at six and makes b 5 for the hotel guests. At eight he drives the island’s children to s 6 . At nine he collects the post from the boat and delivers it to all the houses on the island. He also delivers the beer to the island’s only pub. Then he helps Margaret in the s 7 . He says: “Margaret likes being busy, too. We n 8 have holidays and we don’t like w 9 television. In the evening Margaret makes supper and I do the accounts. At ten we have a glass of wine and then we go to bed. P 10 our life isn’t very exciting, but we like it. 【查看更多】
如圖，等腰直角△ABC的斜邊AB上有兩點M、N，且滿足MN2=BN2+AM2，將△ABC繞著C點順時針旋轉90°后，點M、N的對應點分別為T、S．
旋轉90°后，點M、N的對應點分別為T、S．