The diameter of a round rug is 42 inches. What is the approximate area of the rug? A. 5,539 square inches
B. 10 square inches
C. 38 square inches
D. 1,385 square inches

Is the product of seventeen negative numbers, positive or negative ?

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Askyscraper is 396 meters tall. at a certain time of day, it casts a shadow that is 332 meters long.at what angle is the sun above the horizon at that time?