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英文 國中

有人會寫英文短文嗎?

Get Ready to Write things. *識全集中 A Venn diagram can help you compare and contrast two different Ants How they are the same Bees • Live in • Black or brown •Can walk a long way • Birds like to eat them Insects • six legs Live in hives Yellow and black Can •Make e both popular. use a ball exciting How they are different Read the following report comparing ants and bees. Read again and complete the Venn diagram with information that tells you how ants and basketball 219 mod MS 89 and bees are the same or different. Introduction How they are the same How they are different Conclusion Ants and Bees nobuboun There are many kinds of insects in the world. All insects have six legs, but they can be very different. Two insects, which you can see everywhere, are ants and bees. Ants live in nests. Thousands of ants live together. Bees also live together, but they live in hives. Both ants and bees have a queen. The hard working queen lays many eggs. Ants and bees work very hard to find food and build their homes. But be careful because when they get angry, they can hurt you. yart worl hib Ants and bees are also different in many ways. Ants are usually smaller than bees and they are brown or black in color. However, bees are yellow and black. Bees can fly and eat from flowers. This food, which becomes honey, is delicious. On the other hand, ants often walk a long way to find food. Some birds and animals like to eat ants. As you can see, ants and bees are both very interesting no insects. They are the same and different in many ways. Which one do you like? IN LINE

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數學 國中

求13,精熟2,4題解,謝謝

92 考前 天》數學科 ( 13. 如右圖,△ABC的內切圖分別切 、BC、AC於D、E、F三 點,其中P、Q兩點分別在DE、DF上。若DPE 弧長與 DQF 弧長的比為2:3,24=36°,則<C的度數為何? B E D 1. 幾何 34 35 122 231 R 幾何證明與三角形的心 36 29 30 SUN MON TH 5. 88 12 89 7 40 25 天 幾何推理 國考要點 中垂線性質:如圖(一),若直線,為的 中垂線,且D、E兩點均在直線「上,則 AD=BD、AE=BE。 2. 角平分線性質:如圖,直線 BQ 平分 ∠ABC,P點在直線BQ上,若陀廳、 PF⊥BC,則PE=PF。 3. 幾何證明: 端 三角形全等性質:SS、S4S、A4S、ASA、RHS. (2) 三角形相似性質:SSS、SAS、AA、 (3)等腰三角形頂角的角平分線、底灘上的高、底邊上的中垂線均為同一條線。 B (A) 58 (B) 60 (C) 62 (D) 64 ≫ 精熟題 ) 1.圖上有A、B、C、D四點,其位置如右圖所示,其中 AC與BD相交於E點,且AB=BCC。根據圖中標示的角 度,判斷下列四條線段何者的長度最長? ALAE (B) BE TON CE (D) DE 國教會考 B44 42° )2. 右圖表示A、B、C、D四點在圓上的位置,其中4D =180°,且 AB=BD,BC-CD。若阿超在4B上取一點 P,在BD上取一點Q,使得∠APQ=130°,則下列敘述 何者正確? 2點在上,且BQ>20 (B) 2 點在BC上,且BQ<20 (C) 2 點在CD上,且CQ>QD (D) 2 點在CD上,且CO<OD EE 國教會考 )3. 如右圖,梯形ABCD中,AD || BC,有一圓O通過A、B 、C三點,且AD與圓O相切於4點。若∠B=58°,則 BC的度數為何? (A) 116 (B) 120 A+ 國教會考: 0. B (C) 122 (D) 128 4. 右圖為一大型摩天輪,其半徑為20公尺,最高點離地面42公尺, 摩天輪順時針旋轉一圈需12分鐘。魯夫在摩天輪最低處(圖中A 點)搭乘,4分鐘後,他離地面高度為多少公尺? 110 D 二 三角形的心 外心:三角形三級中線的交點。 性質 外心到三頂點等距離,是三角形外接圖的見心。 位置 bu 點,鈍角三角形外心在外面。 設O為△ABC 的外心, (1)若∠A為說角,則∠BOC=2∠A0 (2) 若∠A為純角,則XBDC=3667-26A3 (3) O 為ABC的外接舊愛心,則OA==OC=+(外獲儡半 三角形三角平分線的交點。 外心僅有一個:銳角三角形外心在內部,直角三角形外心在斜邊中

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