Explain what a radian measure represents using the Unit Circle as a reference. A radian measure represents the distance of a radius on the unit circle from the positive x-axis. Radians are mostly associated with pi. 2) How do special right triangles directly relate to the circle? There are two types of special right triangles: 45-45-90 and 30-60-90.
H Algebra 2 Fall Exam Review 2011 Name______________________ 1. An animal shelter receives a shipment of items worth a total of $1890. Large bags of dog food are $8 each, pet blanket are $5 each, and dog toys are $4 each. There are 5 bags of dog food for each dog toy and twice as many blankets as dog toys. Set up the matrix equation to solve this system.
13. The mean is 3.16667, the median is 3.25, the sum of squared deviations is 0.5333333334, the variance is 0.10667, and the squared deviation is 0.32660. 16. The Governors’ mean is 43 and the standard deviation is 6.83. The CEOs’ mean is 44 and the standard deviation is 12.65.