Evaluate and match each expression on the left to its value on the right, when x=4 and y=7 . 12 + x 18
3x + y 19
4y -10 14
(1)/(2)xy 16

Aflagpole broke in a storm. it was originally 8 1 81 feet tall. 2 8 28 feet are still sticking straight out of the ground, where it snapped, but the remaining piece has hinged over and touches the ground some distance away. how far away is the end of the pole from the base of the pole along the ground?

The longer leg of a 30-60-90 trangle is 18

How would you find the height of points on the circle? the topic is trigonometry.