Answer: 82.555
Step-by-step explanation: I used a calculator
Answer:
3
Step-by-step explanation:
Answer:
D. 
Step-by-step explanation:
The computation of the length of a diagonal (AC or BD) of the rectangle is shown below:
As we know that
The Diagonal length of AC is


Therefore correct option is D.
Answer:
i think its c too i mean it looks like you picked c too
Step-by-step explanation:
lol
Step-by-step explanation:
we have 8 equally "heavy" batches.
one weighs 3.9 × 10^-10 g
so, the total sample then weighed
8 × 3.9 × 10^-10 = 31.2 × 10^-10 = 3.12 × 10^-9 g