QUESTION A
From the diagram, line segment ON is the bisector of angle MOP.
This implies that;
|MN|=|NP|
In terms of x, we have;

Group like terms to obtain,

This implies that,

Divide through by 3 to get,

Or

QUESTION B
The line segment MN has the expression

But x=4.
This implies that,



QUESTION C.
The line segment MP has the length expressed in terms of x as,

We substitute x=4 to obtain;


