Solve the problem, please?

Homework..



The author posted a question in Homework

Solve the problem, please? and got a better answer

Response from Антон Владимирович[+++++]

Response from 0[+++++]
9/cos30=9/ v3/2 =18/v3=6v3

 

To answer the question:

Name*

E-mail:*

Reply text:*
Verification code (enter 22):*