Answer:
3.6
Step-by-step explanation:
1.) Use the distance formula. Insert the values:

Simplify parentheses:

Simplify exponents:

Simplify:

The length of AB is 3.6
I’m not sure very sorry good luck tho
I hope this helps you
y =x+9
y=7+9
y=16
Answer: 37
Step-by-step explanation: