Question

If the angle of the sector with radius 4 units is 45° , then find the length of the arc of the sector.

Give me the correct answer and grab your points ;)​

Answer 1

we know,

angle = arc length/ radius

but angle should be in radian

45 = π/4

π/4= arc length/ 4

arc length = 4 × π/4

arc length= π