Why does 843,000 round to 840,000 rather than 850,000 when rounded to the nearest ten thousand

Because , thousand place number is less than five then it would be rounded down and ten thousand place number would be same and other numbers would be zero. 840,000

Step-by-step explanation:

Given :  843,000

To find : why does 843,000 round to 840,000 rather than 850,000 when rounded to the nearest ten thousand.

Solution: We have given  843,000.

Nearest ten thousand :

The ten thousand digit is 4 in 843,000.

Identify the smaller place digit 3 in 843,000.

We can see the number is less than five then it would be rounded down and ten thousand place number would be same and other numbers would be zero.

Number = 840,000

Note : If the Smaller place would be greater than 5 then ten thaousand place digit would increased by 1 and other digit would zero.

So, number  = 840,000

Therefore, Because , thousand place number is less than five then it would be rounded down and ten thousand place number would be same and other numbers would be zero.

360/29

step-by-step explanation:

the arc length is found by finding the circumference of the full circle (2xpixradius) and then dividing by 4 to find just one quarter of the circle (90 degrees).