Exam-Style Question on Trigonometry
A mathematics exam-style question with a worked solution that can be revealed gradually
Question id: 608. This question is similar to one that appeared on an IB AA Standard paper in 2021. The use of a calculator is allowed.
Consider a triangle DEF, where DF= 15cm, FE = 9cm and EDF = 21°.
Find the largest possible perimeter of triangle DEF.
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