Multiple Choice Question

P is any point inside the rectangle ABCD. If PA = 98 cm, PB = 91 cm and PC = 21 cm, then the length of PD (in cm) is equal to:

A

38
B

41
C

46
D

42

Explanation:

PA² + PC² = PB² + PD² ⇒ 98² + 21² = 91² + PD² ⇒ PD = 42.

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This question belongs to the set "RRB Group D 2025 Question Paper – 27 November Shift 1 | Set 2 (Q26–Q50) Mathematics". Click below to read detailed notes and attempt the full quiz.

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