CSEC Mathematics · January 2011 · Paper 1 · Question Q37
The lengths of the sides of a triangle are x, 2x and 2x\text{ centimetres}. If the perimeter is 20\text{ centimetres}, what is the value of x, in centimetres?
- (A)
4 - (B)
5 - (C)
8 - (D)
10
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