求解

13 == 3√4 :: AG = DE = √5²+12= = 13 5412 3. 如右圖,在正方形 ABCD 內作一正:4号B △AEF,且E、F分別在BC、CD上。 則: (1)若EF=2,則BE= (2)承(1)題,則正方形ABCD 的面積為 《試題結束》 S BxK E 2+√3 2 x²+(x+1)=(2) OB-00 =00. =>2X²+2X-1=0002 x=-22/448 4 4 小区(負不合) 如 i

求解

4 R ( 亮面 38 (S) ☆ 如右圖,△BDE 為等腰直角三角形,若ADAB,CEBC,且D AD=7,CE=4,則DE= 2 549+16 = √65 √√30 = 130 E NAJJ L A4B7C

求解 完全不知道是運用什麼觀念 拜託大家謝謝你們

☑ 16. 如圖(十),△ABC中,AB<AC<BC,AD⊥BC, BELAC,AD 和BE相交於F點,則下列敘述何 者正確? (A)AF<BF (B)AF=BF (C) <CBE> ∠CAD (D)∠BAD<<ABE B F Ⓡ ① 圖(十) E

求解🙏 謝謝

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求解🙏 謝謝

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求解🙏 謝謝

(C) has ) 3. The stupid experience AB. (A) makes (B) teaches (D) have (B) let Julia a little angry. (D) helps (C) has 4. I had Lisa the dishes and the CS4. floor. (A) did; mopped (C) do; mop (B) to do; mop (D) doing; mopping ) 5. Eddy: Experience makes us Pearl: You can say that again. (A) to be smart (C) are smart (B) being smarter (D) smarter The weather was very hot, so he let his hair

為什麼這題是A

(A) test ) Matthew Whitaker (A) went (B) boil to t (C) touch (D) drink blind when he was only a baby. (B) will go (C) is going (D) has gone It has been three months they had their first date.

求解

13 = 3√4 : AG =DE = √5712² = 13 3. 如右圖,在正方形 ABCD 內作一正:4号B △AEF,且E、F分別在BC、CD上。 如 則: (1)若EF=2,則BE= -1+5 (2)承(1)題,則正方形ABCD 的面積為 《試題結束》 X²+(x+1)=(2519800. =>2x²+2x-1=0 x=-22/478 4 4 S BxK E 2+B 2 山坊 (负不合)