Question 16

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waecmaths question: 

In the diagram, the height of the flagpole $\left| TF \right|$ and the length of its shadows $\left| FL \right|$are in the ratio 6:8. Using K as a constant proportionality, find the shortest distance between T and L

Option A: 

7K units

Option B: 

10K units

Option C: 

12K units

Option D: 

14K

waecmaths solution: 

$\left| TL \right|=\sqrt{{{(6k)}^{2}}+{{(8k)}^{2}}}=\sqrt{100{{k}^{2}}}=10k$

maths year: