Question

the sum of all the interior angle of a decagon is
( a ) 540
( b ) 1440
( c ) 1080
( d ) 2880

Answer 1

Step-by-step explanation:

1440°

Hope it helps you...

Answer 2

Answer:

Hey here is your answer !!

Step-by-step explanation:

option B is the correct answer!!

1440 is the sum all the interior angle of a decagon !!

I hope this will help you

remember to mark me as BRAINLIEST

itz Riya