patriciawells429 patriciawells429

30-11-2018
Mathematics

contestada

What is the sum of the interior angles of a regular decagon? A. 1300° B. 1380° C. 1440° D. 1500°

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Madsissabell Madsissabell

30-11-2018

the answer is C. 1440

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eliotbronze eliotbronze

04-06-2021

Answer:

C).1440

Step-by-step explanation:

A decagon has 10 edges and sides so we use 10x140= 1440.

just add a zero :)

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