erikaguillermo56 erikaguillermo56
  • 13-05-2020
  • Mathematics
contestada

A regular polygon has an interior angle of 168 degrees. How many side does it have?

Respuesta :

marzanmmahee marzanmmahee
  • 13-05-2020
Sum of the interior angles of a regular polygon=(n-2) x 180 degrees
Each interior angle=(180n-360)/n
168= (180n-360)/n
168n=180n-369
-12n=-360
12n=360
n=30
Answer Link

Otras preguntas

how long is 63 months in years?
how far away is all 9 planets from the sun
convert to vertex form. y=2x^2+14x-4
In how many ways can 12 one-dollar coins be shared between Josh, Frank, and Suzy if each of them receives at least 3 coins?
A boy jumps into a cold swimming pool and his body temperature goes down. His muscles, blood vessels, and nervous system work together to restore his body tempe
Lauren bought 20 ounces of sliced ham. she used 3/4 of the ham to make sandwiches for her friends and 1/5 of the ham in an omelet. how many ounces of ham were l
2/5+4/7 estimate: decide if each addend is closer to 0 or closer to 1. then estimate the sum or difference. this is a fraction question.
which number is 100 less than 38 tens
how long is 63 months in years?
Which shows 5.45 written as a mixed number?