This math topic focuses on calculating the area of triangles using trigonometric principles, specifically through the sine function. It is a beginner-level part of a broader set on solving triangles in trigonometry. Each question provides a different triangle scenario accompanied by multiple-choice answers for the area calculations. Learners are expected to apply the formula for the area of a triangle using side lengths and angle measures, showcasing an understanding of how trigonometry can be used for practical problem-solving in geometry.
Work on practice problems directly here, or download the printable pdf worksheet to practice offline.
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Area from Sine - Full Calculation
Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.
Solve for the area of the triangle
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Trigonometry - Area from Sine - Full Calculation Worksheet
| Math worksheet on 'Trigonometry - Area from Sine - Full Calculation (Level 1)'. Part of a broader unit on 'Trigonometry - Solving Triangles' Learn online: app.mobius.academy/math/units/trigonometry_solving_triangles/ |
| Solve for the area of the triangle |
| 47.4 |
| 39.9 |
| 52.3 |
| 59.8 |
| 54.8 |
| 49.8 |
| Solve for the area of the triangle |
| 18 |
| 17.1 |
| 20.7 |
| 13.5 |
| 21.6 |
| 15.3 |
| Solve for the area of the triangle |
| 43.4 |
| 49.6 |
| 45.5 |
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| 31 |
| 41.3 |
| Solve for the area of the triangle |
| 31 |
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| 33.9 |
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| 28 |
| Solve for the area of the triangle |
| 24.8 |
| 33 |
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| Solve for the area of the triangle |
| 15.1 |
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| Solve for the area of the triangle |
| 20.6 |
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