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When given 1 side and at least 1 angle besides the right angle it is possible to find the length of the other sides. To do so we use the trigonometry ratios learnt on the previous page.
Each time you click this button it will generate a different set of questions if you want to keep practicing!
Sine (Sin)
Sine (Sin)
Cosine (Cos)
Cosine (Cos)
Tangent (Tan)
Tangent (Tan)
Example 1:
Example 1:
Example 2:
Example 2:
Choose a ratio:
Substitute in values:
Rearrange:
Calculate:
Round and add units:
Choose a ratio:
Substitute in values:
Rearrange:
Calculate:
Round and add units:
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