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7.如圖,四邊形ABCD中,E、F、G、H 分別是四邊中點。若四邊形EFGH的周長為40,面積為60,則:【題組】(1) 兩對角線的和=___________
問題詳情
7.如圖,四邊形ABCD中,E、F、G、H 分別是四邊中點。若四邊形EFGH的周長為40,面積為60,則:
【題組】
(1) 兩對角線
的和=___________
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15.如圖,M 為的中點,且,則△ABC 為鈍角、直角或銳角三角形?
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三、克漏字選擇 People in the world celebrate Christmas in different 21 . In Australia, Christmas
四、閱讀測驗【題組】24. What do we know about the school trip?(A) It’s a three-day two-night trip. (B) It’s on
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(一)氣團依照發源地是在陸地或是海洋上的差別,可分為大陸氣團及海洋氣團,請依照下列選項,填入正確代號。【題組】(1)在熱帶海洋形成的氣團比較( )。(A)ㄅ.潮濕(B)ㄆ.乾燥(C)ㄇ.冷氣團
【題組】(2) 四邊形ABCD的面積為_______________平方單位
三、閱讀題組 A. Sean and Hans are like brothers. They always get up 1 in the morning to cat
B.Kevin: Hey guys! Did you watch the movie on Channel 65 at nine last night? It was great.Nina: No.
C.Dear Sweety, This was my first time to go shopping on-line. I have to say something after I s
(三) 下列天氣圖中的符號分別代表什麼?請選擇:【題組】①(A)甲.冷鋒(B)乙.暖鋒(C)丙.颱風(D)丁.高氣壓中心(E)戊.低氣壓中心
8.如圖,以O點為縮放中心,已知,則:【題組】(1) △ABC是△DEF的____________倍縮放圖
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16.如右圖,四邊形ABCD中,若x為整數,則x值共有幾個。
(四)將套著氣球的錐形瓶放入熱水與冷水中,根據「熱脹冷縮」的原理,推測氣球會發生什麼變化呢?正確的請在□中選O,錯誤的請在□中選X。【題組】1. (A)O(B)X
17.如右圖,L // M,且△PQR 為正三角形,則∠1=?
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Having a bowl of shark fin soup at a banquet has been a part of Chinese culture for centuries. Many
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18.將一長方形紙條ABCD摺成如下圖,則∠ 1為多少?
2.如圖(十二)ABCDEFG七點在同一平面上,四邊形ABCD、AEFB、BFGC都是平行四邊形,∠BAE=40°,∠CGF=90° ,則∠ABC =_____