If (m, 1) is on a circle with center (8, 1) and radius 7, what is a value of m?

A) m=1

B) m=-1

C) m=14

D) m=-8=-+sqrt33

Question

Mathematics

Keith Richard

24 March, 18:51

If (m, 1) is on a circle with center (8, 1) and radius 7, what is a value of m?

A) m=1

B) m=-1

C) m=14

D) m=-8=-+sqrt33

+4

Answers (1)

Know the Answer?

Keith · Answer 1

A) m=1

The equation for the circle is:

(x-8) ^2 + (y-1) ^2 = 49

If we take 'y' as 1, then

(x-8) ^2 + 0 = 49

x-8 = √49

x = ±7 + 8

x = 15 or x = 1

If (m, 1) is on a circle with center (8, 1) and radius 7, what is a value of m?A) m=1B) m=-1C) m=14D) m=-8=-+sqrt33

If (m, 1) is on a circle with center (8, 1) and radius 7, what is a value of m?

A) m=1

B) m=-1

C) m=14

D) m=-8=-+sqrt33