cho tam giác abc các đường cao bd ce cắt nhau tại h,cho góc A=30 ,Ab=4cm ,Ac=8cm,tinh dien tích ADE

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Traditionally, spas were places which had a spring of mineral water, where people who were sick went to recover_____61____an illness or cure a disease. Spas were developed by the ancient Romans, who built public bath houses over hot volcanic springs. Some Roman baths could____62____up to 6,000 bathers, and had restaurants, sports centres, swimming pools, gardens and libraries. An extremely______63______entrance fee ensured the popularity of the baths. There was no fixed_____64____in which the rooms were used. People might begin with a hard workout, before going to Warm Room to relax, ____65_____a vigorous massage in olive oil and then____66_____a good soak in a warm bath. Next, they could take a bath in the Hot Room, before cooling down the Cold Room. After that, they might______67_____for a swim, read some poetry in the library, have a bite to eat, or talk about urgent matters of state in a private talk room. In those days, the daily bath was a great social___68_____. Today, spas, or “day spas”, as they are sometimes_____69____, are rather expensive. They are for people with less time on their hands than the Romans, who don’t mind paying a lot of money when they’re feeling____70_____the weather or need to unwind from stressful jobs. 61. A. from       B. out of                      C. off                 D. away 62. A. provide    B. accommodate         C. use                 D. involve 63. A. low      B. poor              C. little                  D. short 64. A. line          B. queue                C. order                       D. route 65. A. hold      B. have                C. admit                      D. possess 66. A. enjoy      B. like                          C. love                         D. satisfy 67. A. go                   B. take                         C. spend                      D. use 68. A. chance      B. circumstance           C. occasion                  D. season 69. A. called               B. cried             C. announced              D. stated 70. A. in             B. on           C. under                      D. with