Answer: 170
Step-by-step explanation: 170x90% (0.9) = 153
There are 6 squares so u multiply 6x3=18 is the total surface area
Answer:
A. 
Step-by-step explanation:
We need to determine whether the polynomial
can be factored into perfect squares. If so, factor the polynomial. Otherwise, select that it cannot be factored into a perfect square.









Hence choice A.
is correct.
Step-by-step explanation:
It is 64*0.32=20.48 minutes or 20.5 minutes.
I got the answer to be 42.