In the triangles shown in Figure 2.51, calculate sin , cos and tan . Use a

In the triangles shown in Figure 2.51, calculate sin θ°, cos θ° and tan θ°. Use a calculator to determine the value of θ in each case.

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5 m 0 0 80 mm 100 mm Figure 2.51 (a) 13 m (b) 60 mm