The number is 21 because 2 is 1 doubled, and 2+1 is 3.
Answer:
8
Step-by-step explanation:
Since the entire triangle was translated, each point gets shifted 9 left and 3 up which does not alter the triangle measurements, so all sides and angles of triangle' is the same as the original.
Answer:
Please see the attached file for the complete answer.
Step-by-step explanation:
Answer:
you need to simplify them like 2n+6 simplifird if 2.(n+3)
Step-by-step explanation:
