To get the answer you divide the cds by 2 because the CD's are 1/2 in thick to get: 26 in
A = 84.825 because the area of a circle is 113.1 and 1/4 of it is missing.
The angle sum property of a triangle is the sum of the interior angles of the given triangle.
The total sum of the interior angels of a triangle =180
Answer:
The sign should be negative ( - )!
Step-by-step explanation:
-4 - 8 = -12
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