sky234567 sky234567
  • 02-03-2018
  • Mathematics
contestada

Question 10-12 geometry

Question 1012 geometry class=

Respuesta :

choixongdong
choixongdong choixongdong
  • 02-03-2018
10)
(n-2) x 180 = 2160
n - 2 = 12
n = 14

answer
C. 14

11)
interior angle = [(11 - 2) x 180] / 11
= (9 x 180) / 11
= 1620/11
= 147.27

exterior angle = 180 - 147.27 = 32.72

12)
heptagon  has 7 sides, n = 7
interior angle = [(5 x 180)/7 = 900 / 7  = 128.57
Answer Link

Otras preguntas

15 times what equals 45
Two parents with dimples have a child with no dimples. The allele D for dimples is dominant. What are the possible genotypes of the parents? I. DD and Dd II. Dd
which accurately describes a tangent
Which decimal is equivalent to 13/20?
it is asking me to insert parentasies
How many months is 0.75 of a year
What is/was the American dream? I need at least 10 bullet points about what the American dream was please somebody help me
which number is 100 less than 38 tens
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.
Michelle has $12.30 in her purse in 1 cent 5 cent and 25 cent coins. if she has an equal number of each coin type how many coins does Michelle have in her purse