The figure shows a highway sign that warns of a railway
crossing. The lines that form the cross pass through the circle's
center and intersect at right angles. If the radius of the circle is
20 inches, find the length of each of the four arcs formed by the
cross. Express your answer in terms of u and then round to two
decimal places

a variable is any characteristics, number, or quantity that can be measured or counted. a variable may also be called a data item. hope i !

the 8 in 8,420 is in the thousands place so it's value is 8 thousand.

the 8 in 6,870 is in the hundreds place so it's value is 8 hundred.

divide 8000 by 800 to find the answer:

8000 / 800 = 10

the 8 in 8,420 is 10 times greater than the 8 in 6,870

what are you trying find out?

step-by-step explanation: