Answer:
A=542
Step-by-step explanation:
none, sorry
No, because it has a measure under 90 degrees
Just keeping going with 16×-2=?×-2=?×-2 untill u get you your ninth nuber as well with tge 2 is a negative, so a a positive × a negative equal a negative and a negative × a negative equal
C, 360 degrees. Hope it helps!