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**Working**

Here are two right-angled triangles.

Given that

tan

find the value of

You must show all your working.

tan

*e*= tan*f*find the value of

*x*.You must show all your working.

**Question**

19) Here are two right-angled triangles.

Given that

tan

find the value of

You must show all your working.

tan

*e*= tan*f*find the value of

*x*.You must show all your working.

**[5 marks]**