Answer:
8/15 +5/15 = 12/15 = 4/5
Step-by-step explanation:
10/10 = 1
There is no decimal form unless you do 1.0, 1.00, 1.000, and so on.
Answer:
A
Step-by-step explanation:
the answer is A I think
Supplementary angles sum up to 180°, suppose the supplement of 161° is x. Then
161+x=180
solving for x we subtract 161 from both sides
161-161+x=180-161
x=19
thus the supplement is 19°