Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 9 Answered

Please solve question no 8 with proper explanation 
Asked by adityaahuja099 | 28 Nov, 2017, 05:41: PM
answered-by-expert Expert Answer
begin mathsize 16px style Construction colon space Join space BC
angle BOC equals 130 degree
angle BAC equals angle BDC equals 1 half cross times 130 degree equals 65 degree space space space space space space space space Angle space inscribed space in space straight a space arc
Given space that space PB equals PC space also space angle PBO equals 25 degree
angle ABD equals angle ACD space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space Angles space inscribed space in space the space same space arc
BO equals OC space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space Radii space of space the space same space circle
angle OBC equals angle OCB................................ left parenthesis 1 right parenthesis space space Property space of space isosceles space triangle
In space increment OBC comma
angle OBC plus angle OCB plus angle BOC equals 180 degree space space space space space space space space
2 angle OBC plus 130 degree equals 180 degree space space space space space space space space space space space space space space space space space space space space space space space space space space space space From space left parenthesis 1 right parenthesis
angle OBC equals 25 degree space space space space space
In space increment PBC comma
angle PBO plus angle OBC plus angle PCO plus angle OCB plus angle BPC equals 180 degree
25 degree plus 25 degree plus 25 degree plus 25 degree plus angle BPC equals 180 degree
angle BPC equals 180 degree minus 100 degree
angle BPC equals 80 degree
angle APB plus angle BPC equals 180 degree space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space left parenthesis Linear space pair right parenthesis
angle APB equals 100 degree
In space increment APB comma
angle BAP plus angle ABP plus angle APB equals 180 degree
angle ABP equals 15 degree
angle ABP plus angle DCP equals 15 degree plus 15 degree equals 30 degree
space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space
end style
Answered by Sneha shidid | 30 Nov, 2017, 09:45: AM

Concept Videos

CBSE 9 - Maths
Asked by geetaradha8835 | 16 Dec, 2022, 07:59: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by sangeetabharti123456789 | 22 Feb, 2022, 09:01: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by Samidhaindulkar133 | 11 Mar, 2021, 04:03: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by harjot.arshleen | 03 Feb, 2021, 02:42: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by lata15121995joshi | 03 Jan, 2020, 07:59: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by Anubhavjain599 | 26 Nov, 2019, 05:53: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by yogeshthakur3300 | 28 Dec, 2018, 08:24: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
Get Latest Study Material for Academic year 24-25 Click here
×