what is angal
http://tagaloglang.com/Tagalog-English-Dictionary/English-Translation-of-Tagalog-Word/angal.html
Since this is a math question, I am wondering if you meant to write the word "angle". The Tagalog word "angal" is not a math topic.
Angles are formed where two straight lines come together. If the lines interesect, four angles are formed.
Angles are formed at the corners of a triangle, for example. Angles can be measured