Answer:
60.
Step-by-step explanation:
The second digit is 6, so we round up the first digit and add training zero. There is no need to add the '00' after the decimal point.
Answer:
4x
Step-by-step explanation:
The given product is;

This is the same as;

We cancel out the common factors to obtain;

Multiply out to obtain;

Simplify

The second option is the correct choice.
It's a heptagon.
The formula of the sum of internal angles in the polygon:

Therefore

B because 4.25 (decimals are easier for me) then you times by 3=12.75
but multiply it by 1.25 which equals 15.94
Using repeated multiplication, 4^3 is 4•4•4
The value of 4^3 is 64