help. 90+80+10
1, 2, 177
-211
The numbers are: 12 and -15
Yes they do add up to 180.
yes it add up to 180
The numbers are 59, 60 and 61. Also, 58, 60 and 62.
-43140
The GCF is 4.
The interior angles add up to (20-2)*180 = 18*180 = 3240 degrees.The interior angles add up to (20-2)*180 = 18*180 = 3240 degrees.The interior angles add up to (20-2)*180 = 18*180 = 3240 degrees.The interior angles add up to (20-2)*180 = 18*180 = 3240 degrees.
The three interior angles of a triangle add up to 180 degrees.
Supplementary angles add up to 180, complementary on the other hand add up to 90.