A circle is the set of all points in a plane at a certain distance, its radius, from a certain point, its center. Which of the following words in the definition is an undefined term used in geometry?
O point
radius
center
o distance

distance

Step-by-step explanation:

The rest of the words have actual accompanying definitions in geometry.

hey seth! : )

i’m not 100% sure, but i think it’s b

hope this ya : p

miss u!

- nicole

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10