##### Get a free home demo of LearnNext

Available for CBSE, ICSE and State Board syllabus.
Call our LearnNext Expert on 1800 419 1234 (tollfree)
OR submit details below for a call back

clear
Finding exercises tough? Install LearnNext+ app to watch our videos and get a crystal clear understanding of concepts Install Now X
X

Install the app to watch our videos and get a crystal clear understanding of concepts

Install Now
searchtune

Apr 14, 2013

#### Q1 find the least number which must be added to 7900 to obtain a perfect square?Q2 find the least number which must be subtracted from 2509 to make it a perfect square?



first find the square root of 7900.
by prime factorisation method
quotient+i 2=88+1=89...

Sunil

Sep 18, 2014

#### What is the fullform of CPCT ?



Solution:
The full form of CPCT is Corresponding Parts of Congruent Triangles.and this acronym can be found the branch of geometry.

Upender

Aug 4, 2013

#### LINEAR EQUATIONS IN A FRACTION , TWICE THE NUMERATOR IS 2 MORE THAN THE DENOMINATOR. IF 3 IS ADDED TO THE NUMERATOR AND TO THE DENOMINATOR, THE NEW FRACTION IS 2/3. FIND THE ORIGINAL FRACTION.



Maria Palacherril

Aug 28, 2013



Manish

Feb 18, 2015



Sheron

Aug 11, 2013



Astha Mohanty

May 29, 2015



Srija

Dec 8, 2013

#### please suggest a good hindi poem for my hindi recitation competition



Select a poem on humanity and brotherhood .

Gurnoor kaur Dang

Jan 5, 2014

#### Q1. a 20 cm long iron pipe has exterior diameter equal to 25 cm. if the thickness of the pipe is 1 cm, find the whole surface area of the pipe .     Q2. the areas of 3 adjacent faces of a cuboid are x,y,z.if d volume is V.prove V2=XYZ. Q3. the rainwater which falls on the roof 18m long n 16.5 m wide is stored in a cylindrical tank of radius 4 m. if it rains 10 on a day, wat is d rise in d water level in d tank due to it ?



Gurnoor kaur Dang

Nov 10, 2013



Apr 14, 2013

#### Q1 find the least number which must be added to 7900 to obtain a perfect square?Q2 find the least number which must be subtracted from 2509 to make it a perfect square?



first find the square root of 7900.
by prime factorisation method
quotient+i 2=88+1=89...

Sunil

Sep 18, 2014

#### What is the fullform of CPCT ?



Solution:
The full form of CPCT is Corresponding Parts of Congruent Triangles.and this acronym can be found the branch of geometry.

Upender

Aug 4, 2013

#### LINEAR EQUATIONS IN A FRACTION , TWICE THE NUMERATOR IS 2 MORE THAN THE DENOMINATOR. IF 3 IS ADDED TO THE NUMERATOR AND TO THE DENOMINATOR, THE NEW FRACTION IS 2/3. FIND THE ORIGINAL FRACTION.



Maria Palacherril

Aug 28, 2013



Manish

Feb 18, 2015



Sheron

Aug 11, 2013



Astha Mohanty

May 29, 2015



Srija

Dec 8, 2013

#### please suggest a good hindi poem for my hindi recitation competition



Select a poem on humanity and brotherhood .

Gurnoor kaur Dang

Jan 5, 2014