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In triangle PQR, if PQ = 8 cm, QR = 6 cm, and PR = 10 cm, what is the semi-perimeter? (2022)

Practice Questions

1 question
Q1
In triangle PQR, if PQ = 8 cm, QR = 6 cm, and PR = 10 cm, what is the semi-perimeter? (2022)
  1. 12 cm
  2. 14 cm
  3. 16 cm
  4. 18 cm

Questions & Step-by-step Solutions

1 item
Q
Q: In triangle PQR, if PQ = 8 cm, QR = 6 cm, and PR = 10 cm, what is the semi-perimeter? (2022)
Solution: Semi-perimeter = (PQ + QR + PR) / 2 = (8 + 6 + 10) / 2 = 12 cm.
Steps: 5

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