Math concepts by Ratna Singh

Division of expression, by long division method.Class 8

Drawing bar graph.clsss 6th,ncert,ex 9.4

Analytical reasoning, class 5, Olampiad question.@ Math concepts by Ratna Singh.

class 9th, ncert,ex 6.2,ques 4.lines and angles

EX. 2.2 linear equations in one variable ques 7 class 8th

Step deviation method to find mean of given data.ex 14.1,ques 2,ncert,statistics,class10

Direct method to find mean of given data with class interval,class 10 ,ex 14.1,ques 1,statistics

Area of square, when diagonal is known .

represent √3 on number line, class 9th

represent √2 on number line class 9th ch 1

Construct 15° angle, by angle bisecting method

with given side of triangles,check whether they form pythagorean triplets.

Adjacent Angles criterion ,class 7th

Construct triangle by SAS criterion, Sides 5 cm ,7.5 cm and angle including sides as 60°,Class 7

construct triangle with angle A 80°,angle C 40° and side AB 5cm.Practical geometry,class 7

construct 150°,75° angle with compass and rular,(Angle bisecting).class 7th geometry.

Perimeter and Area, class 6 ncert, ques 8,ex 10.3

RHS congruency criterion, class 7

Trigonometry, Ex 9 .1,class 10, ques 7 . NCERT