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

If the answer is "no solution," type NS.
What is the greatest common factor of 14, 28 and 42?
Think about the Four Ages of Mankind - the Golden, the Silver, the Bronze, the Iron. How are they like the medals won by Olympic athletes?
carbonized fossils are usually found in areas where coal has been formed.
A car has four wheels. How many wheels are there for twelve cars?
Using number line, add the following integers: (−3) + (5) + (−7)
marvel avengers how does captain america get up on high places
Which expression is equivalent to log Subscript c Baseline StartFraction x squared minus 1 Over 5 x EndFraction?.
What happens if the vice president dies or resigns.
Dan had sixteen dimes and thirty-seven pennies in his bank. His dad borrowed nineteen pennies from Dan. How many pennies does he have now ?