Find the value of 63 ÷ c when c=7

What scale factor was applied to the first rectangle to get the resulting image interior answer as a decimal in the box

List the sides of δrst in ascending order (shortest to longest) if: m∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12

A50% increase followed by 33 1/2% decrease