To find the area of the shaded region, we must first find the percentage that is shaded.
We understand that 140 degrees out of 360 degrees are unshaded, thus there are 220 degrees shaded.
Thus the percentage is equal to 
Area =
square yards
Hope that helps!
5x+10
just distribute each value and multiply 5 to each of the values in the parentheses.
378653 in expanded form is:
300000 + 70000 + 8000 + 600 + 50 + 3
hope this helps
8. length is 4 feet
9. width is 8 inches
20. this one could be l=6 and w=8 or l=4 and w=12 because I don't know which side of the rectangle her garage is