1. A square is altered so that one dimension is INCREASED by 5 meters and the other dimension is INCREASED by 3 meters. If the are of the resulting rectangle is 99 square meters, find the area of the original square. Just type the number
2. The length of a rectangle is seven less than twice the length of its width. If the area of the rectangle is 15 square meters, find the value of x. Just type the number.
3. June shoots an arrow upward at a speed of 80 feet per second from a platform 25 feet high. The pathway of the arrow can be represented by the equation h = -16t^2 + 80 + 25, where "h" is the height and "t" is the seconds. What is the maximum height of the arrow? Select the correct answer a) 80 feet b) 90 feet c) 125 feet d) 140 feet
1. 65
2. 3
3. c) 125 feet