The minute hand when moving is swiping a sector
The arc length is given 23.5 inch the angle swiped is 52 degree
we have to find radius
length of arc = 2pi r( theta )/360
23.5 = 2* 3.14 * r ( 52/360)
23.5 = r(0.907)
r= 23.5/ 0.907
r=25.90 inches Answer