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If $\triangle DEF \sim \triangle PQR$ such that $3 DE = PQ$ and EF = $6$ cm, then the length of QR is :
- (a)$12$ cm
- (b)$3$ cm
- (c)$2$ cm
- (d)$18$ cm
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(D) $18$ cm
If △ DEF △ PQR such that 3 DE = PQ and EF = 6 cm, then the length of QR is :
CBSE Class 10 Maths PYQ · Triangles · Similarity with Triangles · 1 Mark · March 2026 · Standard
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