The mean is all of them added together divided by the number, so multiple the mean by the number of sides, 3, and that's the perimeter. 18 x 3 = 54
Lol I don’t understand that language
Answer:
ok is this supposed to be a quesion to ask or a fact?
Step-by-step explanation:
Answer:
The last one.
Step-by-step explanation: Because 1/2 divided by 4 = 1/8 and 1/2 x 4/1 = 2
Answer:
No
Step-by-step explanation:
4 x 2 = 14
<u><em>BUT</em></u>
3 x 2 ≠ 9
