Rama Sudhaker Challa

volume of a sphere

conversion from KM per hour to metres per second

trigonometry class 10 | trigonometric ratios sin ɵ , cos ɵ, sec ɵ, tan ɵ and cot ɵ | trigonometry

identifying the pair of linear equations by comparing the ratios

midpoint of the line segment joining the two given points

find values of trigonometric ratios tanA and cosA

median of grouped data

find a point which divides the line segment in the given ratio using section formula

find values of trigonometric ratios sinC,cosC,tanC,sinA,cosA,tanA

solving a pair of linear equations by substitution method example1

find the roots of quadratic equation by factorization method

find the quadratic polynomial when zeros or factors or roots are given

distance between two points

area of the shaded region secants example

prove using logarithm formulae example1

check the given numbers are zeros of a given quadratic polynomial

distance between center of the circle and end point of the tangent

find the values of following logarithms

solving a pair of linear equations by elimination method example1

expand the following logarithms

forming and solving a pair of linear equations by elimination method (word problem) example1

solving the given equations by reducing to a pair of linear equations