from bs4 import BeautifulSoup


def get_images_relative_urls_from_page(page_content: str) -> list:
    """
    Get relative urls to all images from page.

    :param page_content: page content
    :return: list of relative urls
    """

    soup = BeautifulSoup(page_content, 'lxml')

    return [img_tag.get('src') for img_tag in soup.findAll('img')]