De to which statement is the contrapositive of Fa regular polygon is a regular hexagon, each angle measures 1207
&
o
If a polygon is a regular hexagon, the polygon has six equal
sides.
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o
If each angle of a regular polygon does not measure 120°, the
polygon is not a regular hexagon.
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O
If each angle of a regular polygon measures 120°, the
polygon is a regular hexagon.
&
o
If a polygon is not a regular hexagon, each angle does not
measure 120°.

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?

One cell phone plan charges $20 per month plus $0.15 per minute used. a second cell phone plan charges $35 per month plus $0.10 per minute used. write and solve an equation to find the number of minutes you must talk to have the same cost for both calling plans.

Aiko jumped rope for 20 min and stopped at 8: 05 when did she start