How do you write 5.425 as a mixed number in simplest form

Solve the triangle. a = 21°, c = 105°, c = 5

You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box

5x−4≥12 or 12x+5≤−4 can you with this problem