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

What is the value of b in the equation -4 = 6 + b?
One thousand tickets are sold at $1 each for a color television valued at $350. What is the expected value of the gain if a person purchases one ticket? a) $0.3
If m = rxf, then what will be the value of m*r? A) r²x B) rf C) r²xf D) m
"How have women contributed to the field of space exploration?"
a 9-pack of bracelets costs 7.65 what is the unit price
No separation via recrystallization can ever be achieved between two solid substances that have the same solubility in all solvents at all temperatures. a) Tru
Are the answers I wrote in the image correct?
What does –3.6 ÷ –1.5 equal
Which of the following would be consider true breeding? A. AA B. Aa C. aa D. AA and aa
Thomas Jefferson borrowed an idea from John Locke that he used in the declaration of independence what did Jefferson call this idea