QJEEAdv78Madddc: JEE Advanced 1978 Mathematics - Class 11 JEEAdv78Madddc Solution: A triangle has sides cm and cm Triangle is the reflection of…

A triangle $ABC$ has sides $AB=AC=5$ cm and $BC=6$ cm Triangle $A'B'C'$ is the reflection of the triangle $ABC$ in a line parallel to $AB$ placed at a distance $2$ cm from $AB$ , outside the triangle $ABC$ . Triangle $A''B''C''$ is the reflection of the triangle $A'B'C'$ in a line parallel to $BC$ placed at a distance of $2$ cm from $B'C'$ outside the triangle $A'B'C'$ . Find the distance between $A$ and $A''$ .