help

. Use a V5 8) (10pts) The angle is acute and cos 3 Pythagorean identity to find the exact value of sin 0. (Decimal approximations will NOT be accepted.) 9) (10pts) The angle of elevation to the top of a building from a point on the ground is 33. If the building is 154 meters tall, how far to the nearest tenth of a meter, is the point on the ground from the base of the building