Asked by ashley
a) Determine the measure of the central angle that is formed by an arc length of 5 cm in a circle with a radius of 2.5cm. Express the measure in both radians and degrees, correct to one decimal place.
b) Determine the arc length of a circle in part a) if the central angle is 200o.
b) Determine the arc length of a circle in part a) if the central angle is 200o.
Answers
Answered by
bobpursley
angle=5/2.5=2 radians= 2*180/PI degrees
Answered by
Yusuf dausayi
The of circle of radius 20cm subten an angle of 120degree at the centre. use the value
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