## Dhaka Regional 2017

samiul_samin
Posts: 276
Joined: Sat Dec 09, 2017 1:32 pm
Location: Shantinagar,Digharkanda,Mymensingh
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### Dhaka Regional 2017

Primary No.8
$ABC$ is an isosceles triangle where $AB=AC$ and $<A=100 degree$.$D$ is a point on $AB$ such that $CD$ bicects$<ACB$ internally.If $BC=2018$ then $AD+CD=?$.
$\int^{\infty}_0 e^{-x} dx=1$

samiul_samin
Posts: 276
Joined: Sat Dec 09, 2017 1:32 pm
Location: Shantinagar,Digharkanda,Mymensingh
Contact:

### Re: Dhaka Regional 2017

samiul_samin wrote:
Tue Feb 13, 2018 8:48 pm
Primary No.8
$ABC$ is an isosceles triangle where $AB=AC$ and $<A=100 degree$.$D$ is a point on $AB$ such that $CD$ bicects$<ACB$ internally.If $BC=2018$ then $AD+CD=?$.
I am sorry.How can I take this to the Divisional Math Olympiad?
$\int^{\infty}_0 e^{-x} dx=1$