Mathematics, 23.07.2021 15:10 zel990252
N Level 2017 1 Bryan is using a ladder which is 4.5 m long. He puts it against a wall so that the bottom of the ladder is 1.2 m from the wall. 4.5 1.2 The safe working angle for a ladder is between 74º and 76° to the horizontal. Is the ladder in a safe position for Bryan to use? Show the working on which you base your decision.​
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N Level 2017 1 Bryan is using a ladder which is 4.5 m long. He puts it against a wall so that the bo...
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