The diagram shoz•s a sector of a circle, centre O, radius 25 cm. The sector angle is 38°. Calculate the length of the arc AB. Give your answer correct to 4 significant figures.
Answers
Answered by
5
Answer:
Length of the arc=16.58cm
Step-by-step explanation:
Given:
Radius=25cm
Sector angle=38°
To find:
Length of the arc=?=((2×π× r)/360°)×sector angle
According to the question,
Length of the arc=((2×π×25)/360°)×38°
=((2×22×25)/360×7)×38
=16.58cm
Similar questions