For the first one each side would be 2.05. Because 2.05 x4 = 8.2. I hope this helps.
The mass of the object would be 52.5g
Answer:
neutral
Step-by-step explanation:
neutral subatomic particle that is a constituent of every atomic nucleus except ordinary hydrogen.
Answer:
171
Step-by-step explanation:
This is a Right triangle,
So this means that all the sides should add up to 180,
So far we have 9
So we will have to Subtract 9 from 180 which leaves us with 171,
I hope this is correct!!