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QU=60
1/2PR=√34²-(60/2)²
=√1156-900
=√256
1/2PR =16
PR =16.2
=32
L.belahketupat=1/2.D1.D2
=1/2.60.32
=960 cm²
TU=2.PR+34
=2.16+34
=66
T.trapesium=1/2.60
=30
L.trapesium=jumlah sisi sejajar.t/2
=34+66.30/2
=1500 cm²
L.PQRSTU=1500+960=2460 cm²