Trigonometry - Measuring angles - finding the length of sides.
Test Yourself 1.
Find the length of the side indicated for each question (correct to 1 decimal place). | 1. ![]() Answer.36.4 m. |
2. ![]() Answer.243.8 cm. |
3. ![]() Answer.19.0 cm. |
4. ![]() Answer.8.5 m. |
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5. tan | 6. cos | |
Find the length of the side indicated for each question (answer correct to 1 decimal place). Note: the pronumeral could be in the denominator. |
7. ![]() Answer.366.5 m. |
8. ![]() Answer.37.3 cm. |
9. ![]() Answer.25.4 cm. |
10. ![]() Answer.283.2 m. |
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Problems | 11. A 3 metre ladder is leaning against a wall. The angle between the ladder and the floor is 55°.
Answer.(i) Up the wall: 246 cm. (ii) From the wall: 172 cm. |
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probs denom | ||