Answered

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in a triangle, PQR, Q= 72 degree, R= 32 degree and PR= 12. find PQ.

Sagot :

sandlanasandlana839

Answer:

PQ=6,69 units

Step-by-step explanation:

b/Sin32°=c/Sin72°

PQ/Sin32°=12/Sin72°

PQSin72°=12Sin32°

PQ=12Sin32°/Sin72°

PQ=6.69 units

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