- A72
- B32
- C36
- D40
Step-by-Step Solution
Each midsegment is half its parallel side, so the inner triangle's perimeter is half of (30+24+18) = half of 72 = 36 m.
Answer: C) 36
A triangular plot ABC has sides AB = 30 m, BC = 24 m and CA = 18 m. A surveyor joins the mid-points of all three sides to mark an inner triangular flower bed.
What is the perimeter of the inner flower bed?
Class 9The Mid-point TheoremGeometry — Quadrilaterals
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