Answer:
1. *2/multiplied by 2, since each number gets higher by *2.
2. *3/multiplied by 3, since each number gets higher by *3
3. ÷2/divided by 2, since each number gets lower by ÷2.
Answer:
m = -8
Step-by-step explanation:
Use the slope formula: 

m = -8
K=1/3
simplify each bracket, put all numbers on the left hand side, equal it to 0 and solve for k
No. If it has three sides, then it's a triangle, and not a trapezoid.