One winter night the temperature fell 16 degrees between midnight and 5 a. m. by 9 a. m.the temperature had doubled from what it was at 5 a. m. by noon, it had risen another 10 degrees to 22 degrees. what was the temperature at midnight?

the circle one

the formula for the equation of a circle is (x – h)2+ (y – k)2 = r2, where (h, k) represents the coordinates of the center of the circle, and r represents the radius of the circle. if a circle is tangent to the x-axis at (3,0), this means it touches the x-axis at that point.