4. Andrew Carnegie and John D. Rockefeller both started businesses with their own investment of money and eventually gained immense wealth. Many men were
successful like this during the Gilded Age and were considered -

Remember soh-cah-toasoh: cah: toa: now, looking at the picture we can see that we have an angle, the hypotenuse and want to find the value of the adjacent side to the angle. so we use cah to find the adjacent angle. plug in what we have: we need to solve for x now so we get it by itself on one side: plug this into your calculator and you'll find that: