True Length Problem 1 Step by Step Solution Engineering Drawing

Hi guys! In this video I solve a true length engineering drawing problem using the auxiliary view/folding line method. **Sorry if the ending of this video is kinda weird; am still working on improving my editing skills.
The app I am using is Notability.
Comment below for problem suggestions! :)
Cheers,
Em

[@pabloarieldelprado651]

Hello, I would like to know what the name of the subject where these topics are studied is and in which courses these subjects are taught. Thank you.

[@rifat6049]

THANK YOU !!!!

[@tinytorque]

happy to help. :)

[@obikoyagabriel7640]

Thank you. What is the name of the software?