DOSE ANYBODY KNOW WHAT THIS SORT OF MATH IS CALLED BECAUSE I HAVE NO IDEA HOW TO DO THIS AND I WANNA KNOW HOW THANKS!!!!!

Answer:
that's angle math
Step-by-step explanation:
you need to find the angles of D,A,B,C,E,F but i have no idea how to solve it so good luck
Geometry
You use the 90 degree angle and the 72 degree angle to find the missing angles.
Example: DBE= 180-90-72= 18 degrees