AB is parallel to CD and EF is perpendicular to AB. The number of 90 degree angles formed by intersections EF and the two parallel lines AB and CD is

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earn $75 in interest. how much interest will she earn during the following year?

What is the correct decimal form of 12%

Aflagpole broke in a storm. 77 7 meters are still sticking straight out of the ground, where it snapped, but the remaining piece has hinged over and touches the ground at a point 2424 24 meters away horizontally