Answer:

Step-by-step explanation:
Calculate the distance d using the distance formula
d = √ (x₂ - x₁ )² + (y₂ - y₁ )²
with (x₁, y₁ ) = (- 1, 4) and (x₂, y₂ ) = (6, - 2)
d = 
= 
= 
=
← exact distance
C
explanation:
6(1)-39=-33
6(2)-39=-27
Answer:
A=2πrh
Step-by-step explanation:
A=2*22/7*4*9
=230
first you have to look to the right of that number .check if it is more than 5. if it is ,than add one to the first digit in the quotient. all the other numbers will turn to zeroes.
The most usfull tool would be a compas