Evaluate the expression below at x=5

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x

Me find the value of x each figure.

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?