Question
Victorium has a square piece of paper JKLM of side 42 m. She cut along the dotted lines shown in Figure 1 to get one small square of area 36 m2 and 8 identical right-angled triangles. Triangle NPQ in Figure 2 is one such triangle. Find the length of NQ.
2 m

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Victorium has a square piece of paper JKLM of side 42 m. She cut along the dotted lines shown in Figure 1 to get one small square of area 36 m2 and 8 identical right-angled triangles. Triangle NPQ in Figure 2 is one such triangle. Find the length of NQ.