Answer:
5 significant figures
Step-by-step explanation:
looking at the last two digit of the numbers, it multiplication gives, 4*5=20
we already have four significant figures ,
so, 2 would be the fifth since 0 is not going to be counted
Answer:
the answer can be found in cases like this , the answer is 20
The 2nd option is correct
The vertex would be at (3, 6).