# 26979

Author: Unknown

Genre: Public Domain

Language: 繁體中文

License: Public domain

Source: Local public-domain TXT source

Amazon editions: https://www.amazon.com/s?k=26979&tag=cyberlibrar00-20

## Summary

今有望海島，立兩表，齊高三丈，前後相去千步，令後表與前表參相直。從前表 卻行一百二十三步，人目著地取望島峰，與表末參合。從後表卻行一百二十七步 ，人目著地取望島峰，亦與表末參合。問島高及去表各幾何？

## Chapters

- [Chapter 1](https://www.cyberlibrary.org/zh-tw/books/26979/chapters/1/index.md)