Use sine, cosine and tangent to find unknown sides in right-angled triangles. Expected-level practice for this year group. This Year 10 worksheet has 8 questions and comes with a full answer sheet showing the working for every question.
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Curriculum: Australian Curriculum. We show specific outcome codes only where they have been verified against the official curriculum document.
Completed: Year 10 Trigonometry (Finding Sides) Worksheet — Level 2
Year 10 students (typically ages 15–16) working on trigonometry. It is pitched at level 2 · standard; a harder version is linked above.
Yes. The PDF includes a full answer sheet with the working for every question. You can also view the answers online.
About 20 minutes for 8 questions. Short, regular sessions work best: two or three a week beats one long one.
No. Click Download Free PDF and it opens immediately. It is free for personal, classroom and homeschool use.
Try Year 10 Trigonometry (Finding Sides) Worksheet — Level 3.
Year 10 · Mathematics · Trigonometry
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Label the sides (opposite, adjacent, hypotenuse), choose the ratio (SOH CAH TOA), then solve.
Preview — the PDF contains the full resource and answer sheet.
Use sine, cosine and tangent to find unknown sides in right-angled triangles. A challenge set for students ready to stretch further. This…
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