Question

please help!
if the diamter of the circle has endpoints at (-2,4) and (3,8), what is the length of the radius of the circle?

Answer 1

find the length of the line joining the 2 points and divide the answer by 2

Answer 2

Um, not really sure what that means

Answer 3

Find the distance between the points and divide by 2

Answer 4

so that would bewhat around4ish

Answer 5

the formula for the length of a line joining (x1,y1) and (x2,y2)

= sqrt [(x2-x1) ^2 + y2-y1)^2] which is the Pythagoras theorem