Answer:
To find the perimeter of a triangle, add all the side lengths
Step-by-step explanation:
Answer:
12 inches
Step-by-step explanation:
when you want to find the original side, you multiply the new side by the scale factor. In this case, 18 and 2/3. And with that you'll get 12 inches
The choice D is in scientific notation
7.8*10^5
Answer:
Step-by-step explanation:
Let’s find the common difference.
The common difference can be found by subtracting a term in the sequence with the previous term.
Apply formula for the 
term of an arithmetic sequence.
is the first term of the sequence.
is the common difference.
