Rounding decimals 1. Round 23.456 to the nearest hundredths
2. Round 3.76 to the nearest tenth 3. Round 4.65 to the nearest whole number
4. Round 0.3458 to the nearest thousandths​

1. 23.6

2. 3.8

3. 5

4. 0.346

Step-by-step explanation:

You round the number down if its lower than 4 but if its 5 or higher you round up.

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c