Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 3 - No. 20)
In a right-angled triangle, if you know one acute angle and the length of one side, what can you find?
The lengths of the other two sides.
The measure of the other acute angle.
The area of the triangle.
Whether the triangle is equilateral.
Explanation
With one angle and one side, all the other aspects of a triangle can be worked out, area also.
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