kierrah1 kierrah1

16-05-2017
Mathematics

contestada

The radius of a regular decagon, a 10-sided figure, is 15 units. The length of one side of the polygon measures about 9.3 units. What is the approximate area of the regular decagon rounded to the nearest tenth?

Respuesta :

Zainaaaa Zainaaaa

16-05-2017

Ia=5/2*9.3^2(5+2--5)
a=665.47unit ^2
which then means 663.1

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eldermedinajr eldermedinajr

29-04-2020

Answer:

C. 663.1 square units

Step-by-step explanation: i got it right on edge

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