The measure of central angle mnl is π radians, and the measure of the entire circle is 2π radians. the ratio of the measure of the central angle to the entire circle measure is . the area of the entire circle is π units2. the area of the sector is π units2.

1. 1/2

2. 36

3. 18

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explanation:

the movement of aircraft through clouds can even cause lightning strikes. a single lightning event is a "flash", which is a complex, multi-stage explosively ejected.

explanation:

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