ABC त्रिकोणाची उंची AD 9 सेमी आहे. जर AB = 6√3 सेमी आणि CD = 3√3 सेमी, तर ∠A चे माप किती असेल?

This question was previously asked in
SSC CHSL 2020 Official Paper 1 (Held On: 12 April 2021 Shift 1)
View all SSC CHSL Papers >
  1. 45°
  2. 30°
  3. 90°
  4. 60°

Answer (Detailed Solution Below)

Option 4 : 60°
Free
SSC CHSL General Intelligence Sectional Test 1
1.7 Lakh Users
25 Questions 50 Marks 18 Mins

Detailed Solution

Download Solution PDF

संकल्पना:

पायथागोरस प्रमेय:

(AB)2 = (BD)2 + (AD)2

समभुज त्रिकोण:

AB = BC = AC

∠A = ∠B = ∠C = 60°

गणना:

F1 Harshit 15-09-21 Savita D3

(6√3)2 = (BD)2 + 92

⇒ BD = 3√3 सेमी

∵ DC = BD = 3√3 सेमी

∴ BC = AC = AB = 6√3 सेमी आणि

∠A = ∠B = ∠C = 60°

∴ ABC हा समभुज त्रिकोण आहे.

Latest SSC CHSL Updates

Last updated on Jul 22, 2025

-> The Staff selection commission has released the SSC CHSL Notification 2025 on its official website.

-> The SSC CHSL New Application Correction Window has been announced. As per the notice, the SCS CHSL Application Correction Window will now be from 25.07.2025 to 26.07.2025.   

-> The SSC CHSL is conducted to recruit candidates for various posts such as Postal Assistant, Lower Divisional Clerks, Court Clerk, Sorting Assistants, Data Entry Operators, etc. under the Central Government. 

-> The SSC CHSL Selection Process consists of a Computer Based Exam (Tier I & Tier II).

-> To enhance your preparation for the exam, practice important questions from SSC CHSL Previous Year Papers. Also, attempt SSC CHSL Mock Test.  

->UGC NET Final Asnwer Key 2025 June has been released by NTA on its official site

->HTET Admit Card 2025 has been released on its official site

More Mensuration Questions

Get Free Access Now
Hot Links: teen patti joy apk teen patti master gold teen patti real cash