Trying b and tell me is not correct
Please tell me
To get -2 from 2, you would multiple by -1.
To get 2 from -2, you also would multiple by -1.
Ad infinitum.
So the common ratio is -1.
Hope this helps.
You need to find two factors of 20 that are consecutive: 4,5.
Answer: 5inx4in
Use the trapezium formula 1/2( sum of parallel lines)( height )
Just divide the two
1780/60=29.66 round to 30
Hope this helps have a nice nite
