No width given:

<a name="fig:testimg"></a>![testimg](./media/rId20.jpg)

With height 10cm:

<a name="fig:2testimg"></a>![2testimg](./media/rId20.jpg)

With width 6cm:

![3testimg](./media/rId20.jpg)

# With height 3in and width 6in:

![4testimg](./media/rId20.jpg)