Mathematics
Senior High
Resolved
能教我這題嗎謝謝謝謝
14
+1+55
x+y
9
5x
= 35
JAB
1(2,6)
=7
7.
Ans: (71)
二、進階題
AB = y = -2x+10
2x+4510
x+45
- 如圖,矩形ABCD的對角線 BD 與矩形
CDEF的對角線CE互相垂直,已知AB=2,
BF = 2,CF=a,求a的值。
B(5,0)
E
B
F
C
Answers
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