HCBBS Forum (English)
Submit Chemical Projects / Find Solutions
Amplify Your Requirements on a Broader Chemical Platform *Engineering · Technology · Equipment · Solutions*
Submit Request

【Haichuan Teahouse】The Brain-Teasing Series is back again

2021-05-30View Original

Thread Content

Spatial thinking skills and rigorous logic
Reply #22021-05-31
It is not difficult to prove that triangle BCE is similar to triangle ABF; by using the proportionality of corresponding sides, it can be determined that AF = 1.6, and thus the area of the shaded region is 3.2.

Submit a Project

**Looking for Chemical Technology, Equipment & Solutions?** No Registration Required Broader Platform Exposure | Global Chemical Service Provider Connections

Submit Request — Free Consultation

Disclaimer

This is an automated machine translation of the original thread. Some technical terms may have inaccuracies; the original text shall prevail. Click "View Original" at the top right to access the source page, which supports IP-based automatic real-time language translation. Please watch out for contact details and sales inducements to prevent fraud. All content and translations are for reference only, representing solely the poster's personal views. For enquiries, email service@hcbbs.com.