The length of the arc will be 22 cm.
Length of the radius 'r'= 28 cm
central angle 'a' in degrees = 45
The formula for length of arc is 2πra÷360
The standard value of pie that we take is 22÷7
so after putting all the given values, we get,
2×22/7×28×45 = 22cm.
Radius is any line that we draw from the centre of the circle to its outside edge.
Arc is the part of the circle's circumference.
To know more about Circles,
https://brainly.com/question/20489969
