Question

Look at the circle on the coordinate plane.



Sophia wrote the equation of the circle in the center radius form as (x − p)2 + (y − q)2 = 25.

The value of p + q is _____.

Answer 1

http://learn.flvs.net/webdav/assessment_images/educator_geometry_v14/pool_Geom_3641_Seg_Two_Exam_45/image0044e9c7fc5.jpg

Answer 2

I am just confused on the p + q part. Is it like x + y ?

Answer 3

If it is, I think I can figure this out.

Answer 4

go ahead

Answer 5

http://www.purplemath.com/modules/circle.htm

Answer 6

so it's 5?

Answer 7

p+q=5?

Answer 8

Yep... the coordinates are (3,2)

Answer 9

that's the coordinate of the center

Answer 10

go ahead

Answer 11

so isn't it x + y?

Answer 12

no. I guess your textbook/teacher is using p and q instead of h and k, that is the center of the circle

Answer 13

5 sounds legit