in a cirlce of radius 5 cm, what is the length in cm of an arc subtended by a central angle measuring 2 radians?
1 answer:
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check the picture below.
recall that in a square, all four sides are equal, therefore b = a.
so the perimeter is then 6√2 + 6√2 + 6√2 + 6√2, or 24√2.
