kompasan61871 kompasan61871

02-01-2023
Biology

Answered

A single piece of wire has been bent to form the perimeter of a square,

with side length of 2 cm. the wire is straightened out and then bent

again to form an arc of a circle of radius 4 cm. the wire just forms the

arc, not the radii. calculate the angle, in radians, that the are subtends

at the centre of the circle

Answer :

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