Ask your own question, for FREE!
Mathematics 23 Online
OpenStudy (marcelie):

help please !! find the equation for the circle that satisfies the conditions endpoints of a diameter are P ( -1 , 3) and Q (7 , -5 )

Directrix (directrix):

First, find the midpoint of segment PQ. This point will be the center of the circle.

OpenStudy (dayakar):

center C = midpoint of PQ

OpenStudy (dayakar):

can u find it

Directrix (directrix):

Use the formula and these points ( -1 , 3) and (7 , -5 )

OpenStudy (marcelie):

|dw:1447148084187:dw|

Directrix (directrix):

(3,-1) is the center of the circle. Now, we need the raduis of the circle.

Directrix (directrix):

The radius of this circle is the distance from the center to a point on the circle. Find the distance from (3, -1) to (7, -5). Use the distance formula.

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!