how to solve unknown variables in triangles such as x, y, z
Find the angel between two straight lines y=m1x+c1&y=m2x+c2
ydx+2(y4-x)dy=0
In a right angled triangle the hypotenuse is 2√2 times the length of perpendicular drawn from the opposite vertex on the hypotenuse,then find other two angles
Rs aggarwal class 9 examples