Answer:
N=13
Step-by-step explanation:
For a pentagon, it's (5-2)180=(3)180=540 degrees. So plug in n=13 to see the sum of the angle measures for a 13-sided polygon.
understanding the problem
The number of calories in 1 burgers is 180
The calories in the soda is 280
It will be secx = 2
or, cosx = 1/2
or x = Π/3 , 5Π/3
Answer:
The age of the youngest friend is 9 years old.
Step-by-step explanation:
3a = 30 - 3
= 27 ÷ 3
= 9
= 9 + 10 + 11 = 30
= 9 is the smallest number. So, the youngest friend is 9 years old.