If you have a square you are trying to make it to new pieces what shape is it then what new shape is it

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

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

Type the correct answer in each box. spell all the words correctly, and use numerals instead of words for numbers. if necessary, use / for the fraction bar(s).