Mathematics · Geometry
A circle is inscribed in ΔABC, touching the sides AB, BC, and AC at points P, Q, and R respectively. If AR = 5 cm, RC = 6 cm, and AB = 12 cm, then the perimeter of ΔABC is:
- 140 cm
- 232 cm
- 337 cm
- 436 cm✓
Correct answer
36 cm
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