A football of diameter 22.6 cm and mass 426 grams rolls up a…

A football of diameter 22.6 cm and mass 426 grams rolls up a hill without slipping [rolling without slipping allows you to use ] , reaching a maximum height of 5.00 m above the base of the hill. Assuming the football is a thin walled hollow sphere, find the rate at which the football was rotating at the base of the hill? [Moment of Inertia of hollow sphere:23MR2{“version”:”1.1″,”math”:”23MR2″}]