Select the best answer for the question 9. The perimeter of a church window is 80 inches. If the window is in the shape of a square, what is the length of each side of the window?
A. 20 inches
fold
B. 15 inches
C. 60 inches
D. 40 inches

Acable company wants to provide cell phone service for residents on an island. the function for the cost of laying the cable from the island to the mainland is c(x)= 6.500 square root x2+4, where x represents the length of the cable in feet. what are the domain and range of the function? a) domain: all real numbers range: all real numbers greater than or equal to 17,000 b) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 17,000 c) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 13,000 d) domain: all real numbers greater than or equal to 13,000 range: all real numbers greater than or equal to 0

Use the function f(x) is graphed below. the graph of the function to find, f(6). -2 -1 1 2

I’m which figure is point g an orthocenter