Answer:

Step-by-step explanation:
(5,9) and (2,3)
then by distance formula

d²=3²+6²
d²=9+36
d²=45

Answer:
Step-by-step explanation:
you can round the numbers
27/3= 9
27.36 rounds down to 27 and 3.14 rounds to 3
Answer:
-6x-5
Step-by-step explanation:
remove the parentheses
collect the like terms (-x and -5x, -3 and -2)
evaluate
Answer: 12 sides
Step-by-step explanation:
The sum of the interior angles of a polygon is 180(n-2), where n is the number of sides

Answer:
i am not completely sure but i believe the second or third one is the options, sorry i wish i could help more
Step-by-step explanation: