Demo/DemoExam/MainWindow.xaml

<Window x:Class="DemoExam.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:DemoExam"
        mc:Ignorable="d"
        Title="MainWindow" Height="450" Width="800">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="70"/>
            <RowDefinition/>
        </Grid.RowDefinitions>
        <StackPanel Orientation="Horizontal">
            <Image Source="/Img/Приятный шелест.png" Width="70" Height="70" VerticalAlignment="Top" HorizontalAlignment="Left"/>
            <TextBlock Text="Тихий шелест" VerticalAlignment="Center" Margin="300 0"/>
        </StackPanel>
        
        <Frame x:Name="mainFrame"/>
    </Grid>
</Window>