The recommended safety angle of a ladder against a building is 79°. A
10 m
ladder will be used. How many metres up on the side of the building will the ladder safely reach? (See the figure below. Round your answer to two significant digits.)


The Recommended Safety Angle Of A Ladder Against A Building Is 79 A 10 M Ladder Will Be Used How Many Metres Up On The Side Of The Building Will The Ladder Safe class=