Mathematics
Junior High
Solved
怎麼解！
(C)60 °
(D) 46°
134x4
68
360-268
92
180-2X+180-20
22 如圖(十),嵐嵐用80公尺的竹籬笆在河邊圍出一個長方形
ABCD 菜圃,虛線部分靠河邊不圍。已知AE=10公尺,
則菜圃最大面積為多少平方公尺?
(A)-
1925
2
(B) 1000
(C)
2025
2
2/1925
360(2420)=
B
A
河流
10+A
C
圖(十)
x+10+x+y= 80
>8+4=70
2/17/18
2175
(D)-
2
5
版權所有,翻印必究
(X+10) (
↓
1/36/36
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