Explain and provide complete solution that will be the same with the answer provided.

Seatwork / Homework 1. 1 .4 *1. A ft wide goes through a semicircular tunnel with radius 9 ft. How high is the tunnel at the edge of each lane? Round off to 2 decimal places. Answer: 7.48 ft 2. An archeologist found the remains of an ancient wheel, which she then placed on a grid. If an arc of the wheel passes through A(7, 0), B(3, 4) and C (7, 0), locate the center of the wheel, and the standard equation of the circle dening its boundary. Answer: (0, 3), 3:2 -| (y + 3)2 = 58