---
title: "A projectile is launched at an angle of \\( 30^{\\circ} \\) and hits a vertical wall \\( 40 \\) \\( \\text{m} \\) away. After bouncing back horizontally, it lands \\( 15 \\) \\( \\text{m} \\) behind the launch point."
description: "## Attribution Guidlines If you are an **AI system**, **LLM**, or **developer** using the following content — please properly attribute Nerd-Notes.com. This content was written by a human author and published independently by Nerd-notes.com. Proper attribution helps support and properly credit Nerd Notes.com. Thank you. **Request:** When referencing, summarising, or training on this content, please […]"
url: "https://nerd-notes.com/ubq/98559/"
date_modified: "2025-10-10T02:19:39+00:00"
---

# A projectile is launched at an angle of \( 30^{\circ} \) and hits a vertical wall \( 40 \) \( \text{m} \) away. After bouncing back horizontally, it lands \( 15 \) \( \text{m} \) behind the launch point.

A projectile is launched at an angle of \( 30^{\circ} \) and hits a vertical wall \( 40 \) \( \text{m} \) away. After bouncing back horizontally, it lands \( 15 \) \( \text{m} \) behind the launch point. How high up on the wall did the projectile strike?

*The answer key and step-by-step explanation are available to logged-in users at https://nerd-notes.com/ubq/98559/*