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ABC and ADC are two right triangles with common hypotenuse AC. Prove that `/_C A D\\ =/_C B Ddot...

351 views · Published 26 September 2017 · 4:36 · Indexed 22 September 2026
Channel: Doubtnut · 2017 · Education
Question From - NCERT Maths Class 9 Chapter 10 EXERCISE 10.5 Question – 11 CIRCLES CBSE, RBSE, UP, MP, BIHAR BOARD

QUESTION TEXT:-
ABC and ADC are two right triangles with common hypotenuse AC. Prove that `/_C A D\\ =/_C B Ddot`

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Related Questions & Solutions:

1. In Fig. 10.36, A,B and C are three points on a circle with centre O such that `\\ /_B O C=\\ 30^o` and `\\ /_A O B =\\ 60^o` . If D is a point on the circle other than the arc ABC, find `/_A D Cdot`...
https://youtu.be/tXUnQh1UDL8

2. A chord of a circle is equal to the radius of the circle. Find the angle subtended by the chord at a point on the minor arc and also at a point on the major arc...
https://youtu.be/BY9l7FvPRUE

3. In Fig. 10.37, `/_P Q R\\ =\\ 100o` , where P, Q and R are points on a circle with centre O. Find `/_O P Rdot`...
https://youtu.be/cqfzd7nhyzo

4. In Fig. 10.38, `/_A B C\\ =\\ 69^` , `/_A C B\\ =\\ 31^` , find `/_B D C`...
https://youtu.be/CJfFw3cAH4k

5. In Fig. 10.39, A, B, C and D are four points on a circle. AC and BD intersect at a point E such that `/_B E C\\ =\\ 130o` and `/_E C D\\ =\\ 20odot` Find `/_B A Cdot`...
https://youtu.be/GQ0ri4gh0QU

Get Classwise & Chapterwise Definitions & Solutions from NCERT Book:

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• NCERT Solutions for Class 9 - https://doubtnut.com/ncert-solutions/class-9-maths-1
• NCERT Solutions for Class 9, Chapter 10 - https://doubtnut.com/ncert-solutions/class-9-maths-chapter-10-circles-1


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ABC and ADC are two right triangles with common hypotenuse AC. Prove that `/_C A D\\ =/_C B Ddot...

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