Mathematics
Senior High
Resolved
可以告訴我這兩題的算式嗎？
9. 如圖,圓 C 與圓C, 相交於A、B二點,求圆C 與圓C的面積比為
【1-3 正弦定理與餘弦定理
| SI
C2
A.
2606 )
30°
D
B
10. 如圖,四邊形ABCD 内接於一圓,AB=BC=3、AD=8、CD=4,
(1) 角a 與角B有什麼關係?
B3 CP4
4 D
3
(2) 求BD =
a
8
=
0
(1-3 正弦定理與餘弦定理]
Answers
Were you able to resolve your confusion?
Users viewing this question
are also looking at these questions 😉
