Ratios equivalent to 4:12 = 1:3
Rule: look at the sequence. It has the last number as 4 then 9 then for. 4 for odd numbers(odd term numbers like number 3,5 so on) so the last number of the 100 term is 9. It’s 509.
Answer:
The answer is perpendicular to the base.
Step-by-step explanation: