The store bought a pair of shoes for $40 and sold it for $100. What percentage was the markup?

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

4+(2+x) can you me solve this problem

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