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English Senior High

こちらのプリントの回答教えてください。 よろしくお願いします。

4 eehaupbsorl elstog 空欄にあてはまるものを (A)~(D) の中から選んで記号を書きましょう。 rinom soon tundA (8) 1. My first of Toronto was very positive. (A) impressed (B) impressing (C)impressive (D) impression swdua vd oo visuay 1 (5) 3. 2. The special equipment was (A) originally (B) origin (C) original (D) originality 4. The manufacturer (A) produces vaboj alriemriserter prind soinom bib vilW..t A teacher's class. Sum ob incinu vertone (A) friendship (B) friendlily (C) friendly (D) friendliness Autoledad blow approach makes new students feel comfortable in their new es new students fee (B) has produced shwob trand enirkham y 5. It is necessary that the applicant 8. Would you mind (A) open made for those who have mobility problems. mismo2( bloo out a'fariT (8) Of(0) tripim men (8) TV sets in developing countries ten years ago. (D) has been produced (C) produced (A) fill (B) filled (C) fills (D) would fill 6. Tomoko invited me to see the musical with (A) she (C) (B) heraners 10. Is there anyone (A)whom blueWF Tesy jasi cio 7. The CEO by the charity foundation to speak at their annual conference, but he had to decline the request because of a scheduling conflict. (A) asked (D) had been asking (B) was asked (C) has asked 9. The meeting will be held (A) in dar out the form before the job interview. toy bollit need cen (A) admun orong olidam ym e'evgH (8) Jeneves need even ment (2) eldabil opening prupiolansi (B) whose blow reiwi at sol no (D) herself them. the window for me? vietne.m (C) to open (D) to be opening Houp (0) (B) on (C) for (D) at nismen (0) Meason (2) gribnstalue (8) 10:30 in the conference room. is against this alternative proposal? (D) which m) boysin .GP .er Deda briced OS eldialval (A) 11. Tim is as as Linda. (A) more intelligent (B) intelligent (C) less intelligent (D) better intelligent for storage. (A) designated (B) detained (C) reciprocated (D) signified 12. According to the proposal, a large block of rooms in the east wing of the new building will be

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English Senior High

こちらのプリントの回答教えてください。 よろしくお願いします。

4 eehaupbsorl elstog 空欄にあてはまるものを (A)~(D) の中から選んで記号を書きましょう。 rinom soon tundA (8) 1. My first of Toronto was very positive. (A) impressed (B) impressing (C)impressive (D) impression swdua vd oo visuay 1 (5) 3. 2. The special equipment was (A) originally (B) origin (C) original (D) originality 4. The manufacturer (A) produces vaboj alriemriserter prind soinom bib vilW..t A teacher's class. Sum ob incinu vertone (A) friendship (B) friendlily (C) friendly (D) friendliness Autoledad blow approach makes new students feel comfortable in their new es new students fee (B) has produced shwob trand enirkham y 5. It is necessary that the applicant 8. Would you mind (A) open made for those who have mobility problems. mismo2( bloo out a'fariT (8) Of(0) tripim men (8) TV sets in developing countries ten years ago. (D) has been produced (C) produced (A) fill (B) filled (C) fills (D) would fill 6. Tomoko invited me to see the musical with (A) she (C) (B) heraners 10. Is there anyone (A)whom blueWF Tesy jasi cio 7. The CEO by the charity foundation to speak at their annual conference, but he had to decline the request because of a scheduling conflict. (A) asked (D) had been asking (B) was asked (C) has asked 9. The meeting will be held (A) in dar out the form before the job interview. toy bollit need cen (A) admun orong olidam ym e'evgH (8) Jeneves need even ment (2) eldabil opening prupiolansi (B) whose blow reiwi at sol no (D) herself them. the window for me? vietne.m (C) to open (D) to be opening Houp (0) (B) on (C) for (D) at nismen (0) Meason (2) gribnstalue (8) 10:30 in the conference room. is against this alternative proposal? (D) which m) boysin .GP .er Deda briced OS eldialval (A) 11. Tim is as as Linda. (A) more intelligent (B) intelligent (C) less intelligent (D) better intelligent for storage. (A) designated (B) detained (C) reciprocated (D) signified 12. According to the proposal, a large block of rooms in the east wing of the new building will be

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Mathematics Senior High

70. 4行目(ADとFEの交点を...)から6行目(AQ:QD=1:1)までの工程は中点連結定理を用いて考えたらこうなるのですか?

F D 5 〇 重心。 - 線分 FE E 通である。 STAHO を見つけ出す。 C で共通。 BC : BD で共通。 =EB : FB えに」を表す D 70 重心であることの証明 基本例題 00000 △ABCの辺BC, CA, ABの中点をそれぞれD, E, F とし,線分 FEのEを越 える延長上にFE = EP となるような点Pをとる。 このとき, Eは△ADPの重 心であることを証明せよ。基本69) 指針 結論からお迎えの方針で考える。 4590TY HOCAM (5) 例えば、右の図で,点GがPQR の重心であることを示すには, QS=RS (Sが辺 QRの中点), PG:GS=2:1 MAOSTUME となることをいえばよい。 この問題でも、点Eが△ADP の中線上にあり,中線を2:1に内分す ることを示す。 CHART 重心と中線 2:1の比 辺の中点の活用 ME S 平行な線分がいくつか出てくるから,平行線と線分の比の性質や中点連結定理を利用。 解答 △ABC と線分 FE において, 中点連結 定理により FE//BC, FE= BC ADとFE の交点をQとすると QE // DC 2 Po また, FEEP であるから B ① ② から、点Eは△ADPの重心である。 さ F Q E よって AQ: QD=AE:EC=1:1 ゆえに,点Qは線分 AD の中点である。 よって, △ADC と線分 QE において, 中点連結定理により 8/1/2DC=1/12×1/2/BC=1/BC D C •P PE:EQ=FE: EQ=1/23BC: BC 2:1... ② <中点連結定理 中点2つで平行と半分 84DC= 1/2BC MOSHA 検討 重心の物理的な意味 - 密度が均一な三角形状の板の重心Gに,糸をつけてぶら下げると, 板は地面に水平につり合う。 G 平行線と線分の比の性質。 問題の条件。 R DRON R(S) 108. 411 3章 10 三角形の辺の比、五心

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