Mathematics
Junior High
Resolved
想問這題的過程是哪寫錯了，怎麼會算不出來答案？
還是我用錯方法了？
5.如右圖,四邊形ABCD為邊長6的正方形,在其內部畫出分別以AD和H
CD為直徑的兩個半圓,試求塗色部分的面積為多少?
(A)16
(B)18
(C)20
(D)22
一題:每格7分,共56分
4 A
36-
90+450-9
-45
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