3 years ago

What is the measure of an exterior angle in a regular dodecagon?

1 answer:

7 0

Duodecagon = 12sides
so each interior angle = [(12-2)180]÷12 = 1800÷12= 150°

so an exterior angle = 180 - interior angle
= 180-150 = 30°

You might be interested in

12345 [234]

Answer: True.

Step-by-step explanation:

5 0

2 years ago

Andrej [43]

Answer:

The answer is D) 12

Step-by-step explanation:

Multiple 4 by 3

8 0

3 years ago

Anni [7]

I think the answer is letter D.

:) have a good day

7 0

3 years ago

IRISSAK [1]

Sorry I was moving around taking the picture and my handwriting is sloppy. But I hope you understand how I got the answer

4 0

3 years ago

san4es73 [151]

21. 1/7 3/8 1/2
23. 3 5/8 3 3/8 3 1/2
25. 1/6 3/4 2/3

8 0

3 years ago