maths ce 1986?

👨🏻‍🏫 學術台數學

Small potato

2015-11-29 12:38 pm

i want to ask 1996 maths mc solution
you can visit this website to find out the questions

https://docs.google.com/file/d/0By_fBXid_HcUYlI2UjBpSEFfR0k/edit

No.53

回答 (1)

YA HOO！知識＋管理員

2015-11-29 1:04 pm

　
OF ⊥ AFC and OE ⊥ BEC ( tangent ⊥ radius )
ΔOCF ≅ ΔOCE (RHS) or sector ACD ≅ sector BCD

Please Read：
http://s7.postimg.org/mw77t0zw9/image.png

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