Answers the question please

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

Need on this geometry question. explain how you did it.

Which sentence uses an objective tone? we will plant the best garden of any school in the area. the new campus garden will surely be envied by other schools. a garden would provide numerous benefits to the students. you will probably agree that gardens have many benefits.