One of the angles of a regular decagon is 144°. What is the sum of the measures of all the interior angles of this decagon? A. 9

Question

3 years ago

5

30° B. 1240° C. 1440° D. 1800°

2 answers:

podryga [215] · Answer 1 · 2022-07-28T20:03:32+03:00

6 0

Answer:

1440

Step-by-step explanation:

done the topic

svp [43] · Answer 2 · 2022-07-28T19:03:07+03:00

svp [43]3 years ago

5 0

Answer:

The answer would be c. 1440

Step-by-step explanation:

one of the angels would be 144 so you're gonna have to end up multiplying it by 10 which leads to 1440