Mathematics
Nakonechny603
2015-11-01 00:44:18
What is the perimeter of rectangle JKLM? 32 units 44 units 56 units 64 units
ANSWERS
regaalmuhtada
2015-11-01 01:58:41

|mk|=20units |jm|²+|jk|²=|mk|² 12²+|jk|²=20² 144+|jk|²=400 |jk|²=256 |jk|²=√256 |jk|=16units perimeter = 2|jk| +2|jm|                 = 2(10)+2(12)                 =20+22                 =44 units 

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