M = 18h + 25
Don't mind me here I just have to put more so I can actually submit the answer lol
The answer to the question
Step-by-step explanation:
360 one gon 18 therefore 18*20=360
Answer:
2) r=73
Step-by-step explanation:
all 4 sided shapes add up to 360.
so 90+90=180
180+107=287
360-287=73
so r=73