I think it only surrounds 1 meter because it’s a meter long
Answer:
7i + 11j
Step-by-step explanation:
DE = 8i + 6j - i + 5j
= 7i + 11j
Answer:
8.17 grams
Step-by-step explanation:
To find the total mass of the two coins add the masses together.

Answer:
6
Step-by-step explanation:
There are 6 possible out comes
The coin can be either heads or tails
The marble can be either red yellow or blue
Outcomes
Heads Red Heads yellow Heads Blue
Tails Red Tails yellow Tails Blue