The diagram shows two triangles. Calculate $$\(R S\)$$. $$\[ R S= ........................................ \mathrm{m} \]$$

Mathematics
IGCSE&ALevel
CAIE
Exam No:0580_s20_qp_42 Year:2020 Question No:4(b)

Answer:

125 or \(124.7\) to \(124.8\)

Knowledge points:

E4.7.4 angle properties of triangles and quadrilaterals
E6.4 Solve problems using sine and cosine rules and the area formula for triangles.

Solution:

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