Answer:
360
Step-by-step explanation:
The sum exterior angles of any number of side polygon is always 360
Answer:
Step-by-step explanation:
(2x+4)° + 42° = 180°
x = 67°
First you add 1/2 and 3/4:
5/4n
5/4n = 12 so you divide both sides by 5/4
That gives you the answer of n= 9.6.
Hope this helped :)
Answer:
the common ratio is 3
Step-by-step explanation:
to solve for the common ratio, I like to take the second term and divide it by the first term
15/5 = 3
then I will check the rest of the terms
15*3 = 45
45*3 = 135
It looks like the common ratio is correct!