<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent">


    <ImageView
        android:id="@+id/imageView1"
        android:layout_width="208dp"
        android:layout_height="272dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.498"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_bias="0.212"
        app:srcCompat="@drawable/student_image1" />

    <Button
        android:id="@+id/button9"
        android:layout_width="wrap_content"
        android:layout_height="100dp"
        android:layout_marginTop="20dp"
        android:onClick="load_Img3"
        android:text="Image3"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.5"
        app:layout_constraintStart_toEndOf="@+id/button8"
        app:layout_constraintTop_toBottomOf="@+id/imageView1" />

    <Button
        android:id="@+id/button7"
        android:layout_width="wrap_content"
        android:layout_height="100dp"
        android:layout_marginTop="20dp"
        android:onClick="load_Img1"
        android:text="Image1"
        app:layout_constraintEnd_toStartOf="@+id/button8"
        app:layout_constraintHorizontal_bias="0.5"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/imageView1" />

    <Button
        android:id="@+id/button8"
        android:layout_width="wrap_content"
        android:layout_height="100dp"
        android:layout_marginTop="20dp"
        android:onClick="load_Img2"
        android:text="Image2"
        app:layout_constraintEnd_toStartOf="@+id/button9"
        app:layout_constraintHorizontal_bias="0.5"
        app:layout_constraintStart_toEndOf="@+id/button7"
        app:layout_constraintTop_toBottomOf="@+id/imageView1" />
</androidx.constraintlayout.widget.ConstraintLayout>