P అనేది దీర్ఘచతురస్రం ABCD లోపల ఏదైనా బిందువు. ఒకవేళ PA = 27 సెం.మీ , PB = 21 సెం.మీ, PC = 6 సెం.మీ , అప్పుడు PD ( సెం.మీ లో) పొడవు దేనికి సమానం:

This question was previously asked in
RRB Group D 1 Sept 2022 Shift 2 Official Paper
View all RRB Group D Papers >
  1. 15
  2. 10
  3. 12
  4. 18

Answer (Detailed Solution Below)

Option 4 : 18
Free
RRB Group D Full Test 1
3.3 Lakh Users
100 Questions 100 Marks 90 Mins

Detailed Solution

Download Solution PDF

ఇచ్చినది

PA = 27 సెం.మీ, PB = 21 సెం.మీ, PC = 6 సెం.మీ

ఉపయోగించబడిన భావన

PA2 + PC2 = PB2 + PD2

గణన

F3 SSC Savita 25-01-24 D2

⇒ PA2 + PC2 = PB2 + PD2

⇒ 272 + 62 = 212 + PD2

⇒ 729 + 36 = 441 + PD2

⇒ PD2 = 324

PD = 18 సెం.మీ

సమాధానం 18 సెం.మీ.

Latest RRB Group D Updates

Last updated on Jul 17, 2025

-> A total of 1,08,22,423 applications have been received for the RRB Group D Exam 2025. 

-> The RRB Group D Exam Date will be announced on the official website. It is expected that the Group D Exam will be conducted in August-September 2025. 

-> The RRB Group D Admit Card 2025 will be released 4 days before the exam date.

-> The RRB Group D Recruitment 2025 Notification was released for 32438 vacancies of various level 1 posts like Assistant Pointsman, Track Maintainer (Grade-IV), Assistant, S&T, etc.

-> The minimum educational qualification for RRB Group D Recruitment (Level-1 posts) has been updated to have at least a 10th pass, ITI, or an equivalent qualification, or a NAC granted by the NCVT.

-> Check the latest RRB Group D Syllabus 2025, along with Exam Pattern.

-> The selection of the candidates is based on the CBT, Physical Test, and Document Verification.

-> Prepare for the exam with RRB Group D Previous Year Papers.

More Quadrilaterals Questions

Get Free Access Now
Hot Links: teen patti master 51 bonus teen patti refer earn teen patti casino download real teen patti