Shiekh Mohamad Farhan's answer to Chloe ong's Secondary 4 E Maths question.
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Measure the straightline portion in the shaded circle.
If for example it is 6cm, it means that the ship will see the light for 60km worth of distance according to the scale of 1cm:10km as given. The time that the ship can see the light will be 60/35 = 1hrs 43 mins approximately.(35 is speed of ship in km/h)
If for example it is 6cm, it means that the ship will see the light for 60km worth of distance according to the scale of 1cm:10km as given. The time that the ship can see the light will be 60/35 = 1hrs 43 mins approximately.(35 is speed of ship in km/h)
Date Posted:
7 years ago
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