Which of the following points lies on the circle whose center is at the origin and whose radius is 10?

(-6, 4)
( sq rt 10 , sq rt 10 )
(6, -8)

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step-by-step explanation:

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.

look at the picture.

y-intercept for the function on a picture is 4 → point (0, 4).

y-intercept for the function

is for x = 0. substitute:

y-intercept is 8 → point (0, 8).

he has 140 chickens because he has 10 times more chickens than ducks and he has 14 ducks so 14*10=140