center of circles of radius 5 touching the line 3x+4y=7 at (1,1) is? This question has not been answered yet! Don't worry! You can check out similar questions with solutions below center of circles of radius 5 touching the line 3x+4y=7at ... Three equal circles of radius unity touches one an ... of radius unity touches one another . Radius of the circle ... ... of radius 2cm touch one another externally these circles are ... ... of 12 cm from the center of circle of radius 13 cm ?