Mathematics 0580 · IGCSE · Angles

Angles — practice question

A triangle has angles of $5x^{\circ}$, $6x^{\circ}$ and $7x^{\circ}$. The diagram labels these angles, and it is not drawn to scale.
(a)[2]

Work out the value of $x$.

(b)[1]

Calculate the size of the triangle's largest angle.

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