Question

MEDALS AND FANS MEDALS AND FANS MEDALS AND FANS!

Fill in the blanks....

The endpoints of the longest chord on a circle are (4, 5.5) and (4, 10.5).

The center of the circle is at the point ________, and its radius ______ is units. The equation of this circle in standard form is ______.

Options for blank one,
(-4,6.75)
(4,8)
(4,9,25)
(4,16)

Options for blank 2 are,
1.25
2.5
3.75
6.25

options for blank 3 are,
(x-4)^2+(y-8)^2=2.5
(x+4)^2+(y+8)^2=2.5
(x-4)^2+(y-8)^2=6.25
(x+4)^2+(y+8)^2=6.25

Answer 1

god pls someone helppp

Answer 2

he center of the circle is (4,8) and radius is 2.5

Answer 3

i think the last one is the second option

Answer 4

Cna you tell me why?