SOLUTION: What is the length of a diagonal of the rectangle that is 5 inches wide and 12 inches long?
A) 7in
B) 8.5in
C) 13in
D) 15in
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Question 258572: What is the length of a diagonal of the rectangle that is 5 inches wide and 12 inches long?
A) 7in
B) 8.5in
C) 13in
D) 15in
Answer by Nikki456(9) (Show Source): You can put this solution on YOUR website!
You could use the Pythagorean theorem, which is .so suppose 5 is a and 12 is b. You plug in values. So you do . when you simplify that, you get 25+144=c^2. So you add and get 169=c^2. So when you do the square root of c^2, which is c, you have to do it to 169. The square root is 13. So c=13 in.
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