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sinQ / a√2 = sin60 / a√6
a√6 sinQ = a√2 sin60
a√6 sinQ = (a√6 / 2)
sinQ = (a√6 / 2) / a√6
sinQ = 1/2
Q = 30 derajat
sudut R = 180 - 60 - 30
sudut R = 90 derajat
sinR / PQ = sinQ / PR
sin90 / PQ = sin30 / a√2
1 / PQ = 1/2 / a√2
1/2PQ = a√2
PQ = a√2 / (1/2)
PQ = 2a√2