State if each triangle is acute, obtuse or right

Which of the following is a justification used while proving the similarity of triangles lom and mon

In right ∆abc shown below, the midpoint of hypotenuse ac is located at d and segment bd is drawn.if ab = 12 and bc = 16, then explain why bd = 10. hint: consider what you know about the diagonals of a rectangle.

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?