Azookeeper wants to enclose an area of 800 square meters in a rectangular field and then divide it in thirds by adding two interior fences parallel to one side. what is the shortest length of fence that the zookeeper can use?

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.

Which is the focus of a parabola with equation y2=4x