The formula for this is 
. If the diameter is 8 the radius is 4, so filling in accordingly we have 
and 
which is 
and when you multiply in 3.14 you get that A = 401.92 or B above.
Sam created a porch that was part wooden and part concrete,as shown in the figure below
1 answer:
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The reflection across y axis of (x,y) would be (-x,y)
thus the answer is b
Please take the above picture for reference
hope it helps!
thus the answer is b
Please take the above picture for reference
hope it helps!