The grand canyon skywalk at eagle point is a horseshoe shaped steel frame withglass floor looking down to the grand canyon below. the skywalk extends 70 feetover the canyon rim and is 10 feet wide. the walkway consists of a semicircle with astraight portion on each side as indicated in the diagram below. path width10 feetouter circle65 feet diameterimer carcle: 45 feet diameter65 feet70 feetin order to prevent anyonefrom falling over the sides, a new railing needs to be installed. howmany linear feet of railing are needed to line both sides of the walkway?