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6. 下列哪一組是三角形的三外角度數?(A) 80°、 90°、 100° (B) 130°、 60°、 170°(C) 90°、 45°、 45° (D) 30°、 60°、 90°
問題詳情
6. 下列哪一組是三角形的三外角度數?
(A) 80°、 90°、 100°
(B) 130°、 60°、 170°
(C) 90°、 45°、 45°
(D) 30°、 60°、 90°
參考答案
答案:B
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三角形之內角和、外角和皆為360度
上一篇 :
5. 如圖, 已知∠1=115°、∠2=75°、∠3=100°、∠4=20°、∠5=55°, 求∠6=? (A)125° (B)135° (C)145° (D)155°
下一篇 :
7. 如圖, 小琪想利用尺規作圖, 在△ABC 內找到一點 P, 使得 P 點到 B、 C 兩點等距離, 且 P 點到也等距離, 則小琪可以下列哪一種方法求得? (A)作 垂直平分線的交點(B)作∠A
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8. 如附圖, ABCD 為一正方形,已知 ,則下列推論何者正確? (A) △ABF≅△BCE(B) △ADE≅△AFE(C) (D)
9. 如圖, 已知△ABC 中,∠C=90°, 為∠ABC 的角平分線, =8, 則=? (A)3 (B) (C) (D)2
2. Aunt Sally loves flowers. She dreams to have a house with a _______ to grow flowers.(A) rock (B)
3. Ms. Hsu:Kids, after we enter the _______, please keep quiet.Students:Yes, Ms. Hsu.(A) volcano (B)
4. When I go on a trip, I like to mail(郵寄)_______ to my friends.(A) blackboards (B) postcards (C) co
5. A:What a nice day today! Let’s go on a _______.B:Good idea!(A) picnic (B) pizza (C) pipe (D) piec
6. A:Where does your father work?B:He works in the court(法院). He is a _______.(A) farmer (B) lawyer
7. Last weekend, I went camping with my family, and we had a _______ for lunch at the river bank.(A)
8. I like the _______ of your house. It makes the house look so comfortable.(A) resource (B) copy (C
9. Mr. Lin is a successful businessman. It’s my _______ to have an interview(訪問)with him(A) bottom (
10. Emily:Ivy, what’s wrong? Why do you _______ a long face?Ivy:I got a bad grade on my math test.(A
四、文法測驗: 1. David is nice and polite. He never fights _______ his classmates.(A) on (B) with (C) at (
2. Steven is learning to play _______ recorder, so he practices every night.(A) ╳ (B) a (C) with (D)
3. The man _______ is waiting outside is Ivy’s friend.(A) he (B) which (C) that (D) ╳
4. A:Are you reading the book _______ is about Jeremy Lin?B:Yes.(A) ╳ (B) what (C) which (D) who
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6. It’s so cold today. I want to drink _______.(A) hot something (B) hot anything(C) something hot (
7. The writer is famous _______ his beautiful words.(A) at (B) in (C) for (D) with
8. Kevin is really hungry. He ate _______ of the beef pie.(A) third two (B) thirds two(C) two third
9. Michael is the player _______ a red T-shirt and white shoes.(A) at (B) in (C) about (D) of
10. Stockholm is the one _______ won the name as the “greenest” city in 2010.(A) it (B) whose (C) wh
【題組】2. (A) for (B) with (C) at (D) on
【題組】3. (A) what (B) which (C) it (D) who
【題組】4. (A) They take the stairs most of the time. (B) They always late for work. (C) They take
【題組】5. (A) chalk (B) gas (C) garden (D) habit