Answer:
5/12
Step-by-step explanation:
slope is 
so
and that is 5/12
Please mark brainliest!!! Thanks.
Answer:
1/5
Step-by-step explanation:
Answer:
49
Step-by-step explanation:
side 1 = |18-3|= 15
side 2 = |12-3| = 9
side 3 = |16-4| = 12
side 4: 
perimeter = 15 + 9 + 12 + 13,4= 49,4 = 49