Help me please

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

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?

Askateboard ramp is in the shape of a right triangle what is the height of the ramp