Point B: (14,4)Point A: (5,4)What is the difference between the x-coordinate of point A and the x-coordinate of point B?

The area of square garden is 300m squared. how long is the diagonal?

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

The median am of triangle ∆abc is half the length of the side towards which it is drawn, bc . prove that triangle ∆abc is a right triangle, and find angle mac and abm