Answer:
its 8
Step-by-step explanation:
It's a heptagon.
The formula of the sum of internal angles in the polygon:

Therefore

Answer:
5x+4
Step-by-step explanation:
You'd like to think 1 is true. I wonder if it really is though. There are so many horror stories out there about people in University courses that will be paid off by a McDonald's employee. (Sorry if that's you).
Again you hope this is true, but much depends on where you are. You can have a mansion in a ghetto area and it is worth next to nothing.
I should hope so.
The 4th one is a physical relationship. If the person is driving all the time it is true. There is a positive relationship.
The last one would have a random result.
All of these or none of them could have positive results. If you treat it as a pure math question, 1 should, 2 should, 3 should, 4 should and 5 should not. This question is far too subjective to get 100%. If you say anything at all, arguing it is very worthwhile. State your case and then shut up if your marker disagrees.
Answer:

Step-by-step explanation:
From the question we are told that:
9th term 
14th term 
Generally the equation for Geometric sequence is mathematically given by

For 9th term

For 14th term

Substitute in 9th term




Therefore First term a is given as


Generally the equation for the 18th term is mathematically given by


