Trigonometry Worksheets

# 5 in the triangle pqr pq 39 cm qr 51 cm and pqr

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Unformatted text preview: d 18 cm. 10. Triangle XYZ has XY = 18 cm , YZ = 12.1 cm and ∠ YXZ = 33º. Calculate the two possibilities for the size of ∠ YZX. 11. In the triangle LMN, calculate the size of M given that l = 3.7 cm, m = 4.6 cm and n = 2.3 cm. 12. Two people start walking from the same place. One walks due South at 5 kilometres an hour, and the other walks South-west at 4 kilometres an hour. What is the distance between them after 5 hours have elapsed? 13. A regular pentagon has a circumscribed circle of radius 4.9 cm. Find the area of the pentagon. 14. A regular decagon has an inscribed circle of radius 7.3 cm. Calculate the perimeter of the decagon © Frank Tapson 2004 [trolPT:33]...
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