<p>The following diagram shows triangle $ABC$ in which the length of $AB$ is $10.2$ cm and the length of $BC$ is $x$ cm.</p>
<p>Angle $ABC=36{}^\circ $ </p>
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<p>It is given that triangle $ABC$ has an area of $65$ cm$^{2}$, find the value of $x$.</p>

The following diagram shows triangle $ABC$ in which the length of $AB$ is $10.2$ cm and the length of $BC$ is $x$ cm.

It is given that triangle $ABC$ has an area of $65$ cm$^{2}$, find the value of $x$.

Analytical Geometry: Bridging Triangle Properties and Algebraic Ratios

Analytical Geometry: Bridging Triangle Properties and Algebraic Ratios

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