Aregular decagon with a radius of 15 the length of one side measures 9.3 units. what is the approximate area of the regular decagon rounded to the nearest tenth ?

The approximate area of the regular decagon rounded to the nearest tenth will be 663.4 square units.

Explanation

Radius of the regular decagon is 15 units and the length of one side is 9.3 units.

Formula for the Area of regular decagon

Formula for finding the length of apothem

So, the length of apothem will be:   units

and the perimeter will be:   units

Thus, the area of the regular decagon square units.

answer: b

step-by-step explanation:

its 4 because 2 times 2 is 4, if you double the number two you get four