I think that it would be a
Steps:
1) Draw the circle and mark the center (A) and the given point (B)
2) Draw a line that passes through the center (A) and the given poiint (B).
3) Draw a perpendicular line to the segment AB.
The last line drawn is tangent to the circle at the given point.
Answer:
(x+12)(x-12)
Step-by-step explanation:
31/40
replace 77.5 with 775/10
simplify to get 155/2
divide by 100 to get 31/40
