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There are 3 sides to a triangle. The first side is 12 cm. The second side is 20% longer than the first side. The third side is 21% shorter than the second side. How long is the third side?
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1 vote
There are 3 sides to a triangle. The first side is 12 cm. The second side is 20% longer than the first side. The third side is 21% shorter than the second side. How long is the third side?

User Sachin Verma
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2 Answers

2 votes
the third side is 11.376!
User Pklimczu
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7.3k points
5 votes
The third side is 11.376 cm long.
User Nuno
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7.3k points
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