9 is 60000
and 11 is 600km is larger
Answer:
Step-by-step explanation:
Given
Required
The explicit formula
First, calculate
Set n=2; So:
Substitute -25 for
Calculate the common difference (d)
So, the nth term is:
Open bracket
Collect like terms
Answer:
110 degrees
Step-by-step explanation:
Parallels lines, when intersected by a straight line, form congruent angles. Therefore 110 is equal to angle 6
Answer:
this is geometry?
Step-by-step explanation: