kavonfolkes17 kavonfolkes17
  • 22-05-2022
  • Mathematics
contestada

A ladder 5m long rests against a house and makes an angle of 720 with the ground. How far does the ladder reach up the wall?

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ivylovesmaths
ivylovesmaths ivylovesmaths
  • 22-05-2022
Um the angle is 72. No ladder can make an angle of 72. Anyway trigonometry is the only way to solve this.

The function is sin. Sin(72)= opposite/5(hypotenuse)
5sin(72)=4.76 metres to 2 decimal places
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