Ask a Doubt
Request a call back

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

ICSE Class 9 Answered

Q 16
question image
Asked by Rayeesa | 06 Jun, 2018, 01:58: PM
answered-by-expert Expert Answer
DS = DT            Given
QD = DR           Given
begin mathsize 16px style angle DSQ space equals space angle DTR space space space space space space space space space space space space space DS space and space DT space are space perpendiculars space to space PQ space and space PR space increment DSQ space approximately equal to space increment DTR space space space space space space space space space space space space space space RHS QS space equals space TR 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 straight i right parenthesis straight c. space straight p. space straight c. space straight t. In space increment PDS space and space increment PDT angle PSD space equals space angle PTD space equals space 90 degree AD space equals space AD 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 Common space side increment PDS space approximately equal to space increment PDT space space space space space space space space space space space space space space space space RHS PS space equals space PT 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 ii right parenthesis straight c. space straight p. space straight c. space straight t. QS thin space plus thin space PS space equals space TR thin space plus space PT PQ space equals space PR increment PQR space is space isoscels space triangle. end style
Answered by Sneha shidid | 08 Jun, 2018, 09:05: AM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
ICSE 9 - Maths
In triangle ABC the internal bisector of angle A and the external bisector of angle C intersect each other at point O . Prove that 2 angle AOC = angle B . 
Asked by alonesuvam.123 | 27 Dec, 2023, 08:40: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
In triangle ABC , AB=AC=x BC=10cm. Area of Triangle ABC =60cm² then x=? What will be the answer among option a)12cm b)13cm c)14cm d) none? *Explain the process and method used.*
Asked by dola2408m | 04 Sep, 2021, 03:27: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
Captionless Image
Asked by rutvikbalekundri | 26 Jul, 2021, 09:00: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
In chapter triangles and isosceles triangles, is there any way to learn them easily?
Asked by sheetalgoel25 | 19 Oct, 2020, 06:11: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
The altitude drawn to the base of an isosceles triangle is 8 cm and the perimeter is 32 cm. Find the area of the triangle.
Asked by chsrvsh | 24 Jul, 2019, 09:29: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
In triangle ABC the bisector of angle ABC and ACB meet at O.If OB=OC prove that triangle ABC is an isosceles triangle.
Asked by rkarim957 | 14 Jul, 2019, 11:53: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
Q 7
question image
Asked by Rayeesa | 06 Jun, 2018, 02:00: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
Q 16
question image
Asked by Rayeesa | 06 Jun, 2018, 01:58: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
An isosceles triangle ABC has AC  =B,C. CD bisects AB at D and angle CAB = 55degree. Find :(1) angle DCB (2) angle CBD.  
Asked by evangelinexess393 | 02 Jan, 2018, 03:09: 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
×