Hey there, Lets solve this step by step
<span>The probability of choosing the shaded region is equal to the fraction of the total area that the shaded region is 18 / 50 .
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Formula = Area of unshaded region = Total rectangle Area − Shaded area
Answer = (D)
-3, -1, 0, 5, 7 ......... hope this helps
20
There are 10 feet of posts on each side. That means there are 40 feet of fencing in total. If you divide that by two (to represent posts being 2 feet apart) then you get 20. There are 20 posts needed.
2 and 8 are alternate exterior angles