in triangle pqr pq is 4cm pr is 8 cm rt is 6cm find area of triangle . find length of qs
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Answer:
12cm²
Step-by-step explanation:
PR=8
PQ=4
RT=6
base ×altitude = base × altitude
PR×QS = PQ × RT
8×QS=4×6
QS=3cm
PQR=1/2×base×altitude
=1/2×8×3
4×3=12cm²
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