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The ratio of two unequal sides of a rectangle is 1 : 2. If its perimeter is 24 cm, then the length of diagonal in cm is:
5Q:
The ratio of two unequal sides of a rectangle is 1 : 2. If its perimeter is 24 cm, then the length of diagonal in cm is:
- 1$$ {2 \over {\sqrt {5}}}$$false
- 2$$ {4 \over {\sqrt {5}}}$$false
- 3$$ {2 {\sqrt {5}}}$$false
- 4$$ {4 {\sqrt {5}}}$$true
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