Ask a Doubt
Request a call back

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

CBSE Class 9 Answered

In space straight a space cyclic space quadrilateral space PQRS comma space if space angle straight P space minus space angle straight R space equals space 50 degree comma space then space find space the space measure space of space angle straight P space and space angle straight R.
Asked by Topperlearning User | 21 Feb, 2018, 09:56: AM
answered-by-expert Expert Answer

begin mathsize 18px style PQRS space is space straight a space cyclic space quadrilateral. angle straight P space plus space angle straight R equals 180 degree space space space space space left parenthesis Opposite space angles space are space supplementary right parenthesis angle straight P minus angle straight R equals 50 degree space space space space space space space space space left parenthesis Given right parenthesis Adding space the space above space two space rquations comma space we space get 2 angle straight P equals 230 degree angle straight P equals 230 over 2 equals 115 degree angle straight R equals 115 degree minus 50 degree equals 65 degree end style

Answered by | 21 Feb, 2018, 11:56: AM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
CBSE 9 - Maths
AB is chord of a circle with centre O. Let P and T be two points on the circumpherence such that < APB # < ATB and < APB = 80 degree then what is the value of < ATB.
question image
Asked by sdmbotch1123 | 17 Dec, 2022, 09:39: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
if a segment contains more than two angles even then all of them will be equal?
Asked by nirup6957 | 20 Jan, 2020, 07:10: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
prove that a cyclic parallelogram is a rectangle
Asked by mukhreetyadav1972 | 29 Dec, 2019, 07:34: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
Prove that the opposite angles of a cyclic quadrilateral are supplementary.
Asked by Topperlearning User | 04 Oct, 2017, 02:06: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
begin mathsize 12px style In space the space given space figure comma space straight O space is space the space centre space of space the space circle space and space angle AOC space is space equal space to space 140 degree. space Find space angle ABC. end style
Asked by Topperlearning User | 05 Oct, 2017, 07:58: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
Prove that the quadrilateral formed by the bisectors of internal angles of a cyclic quadrilateral is also cyclic.
Asked by Topperlearning User | 04 Oct, 2017, 02:03: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
begin mathsize 12px style increment space ABC space and space increment space ADC space are space two space right space triangles space with space common space hypotenuse space AC. space Prove space that space angle CAD space is space equal space to space angle CBD. end style
Asked by Topperlearning User | 04 Oct, 2017, 02:09: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
In the figure, O is the centre of the circle and begin mathsize 12px style angle space AOC space equals space 160 degree. space Prove space that space 3 angle space straight y space minus space 2 angle space straight x space equals space 140 degree end style.
Asked by Topperlearning User | 04 Oct, 2017, 01:55: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by Topperlearning User | 04 Oct, 2017, 01:50: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
Error converting from MathML to accessible text.
Asked by Topperlearning User | 04 Oct, 2017, 02:12: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×