Aregular regular pentagon has an apothem measuring 3 cm and a perimeter of 21.8 cm. what is the area of the pentagon, rounded to the nearest tenth?

Atoy company is considering a cube or sphere-shaped container for packaging a new product. the height of the cube would equal the diameter of the sphere . compare the volume to surface area ratios of the containers. which packaging will be more efficient? for a sphere, sa =4πr²

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Given that s is the centroid of triangle mno, find sq.