theorem of a parallelogram

explain my project exhibhition 

1 puc biolagy importent questions

Derive the formula for the distance between two points x-2y+5 and x-2y+5 hence find the distance between (2,-1,3) and (-2,1,3)

Derive the formula for the distance between two points x-2y+5 and x-2y+5 hence find the distance between (2,-1,3) and (-2,1,3)

 theorem class9 maths

ch  line and angles theorem class9

ch 6 line and angles theorem class9

sin^4xdy/dx=cosx

If f(x)=2x-3 and g(x)= x^3+5

'k' came from where in method 1

prove that consecutive angles of a parallelogram are supplementary