This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.

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: Find and The diagram shows a right-angled triangle with the side opposite angle as 3 and the side adjacent to angle as 4.
Step 1: Find the hypotenuse. Using the Pythagorean theorem, : The hypotenuse is 5.
Step 2: Calculate .
Step 3: Calculate . The values are and .
: Find and The diagram shows a right-angled triangle with the side opposite angle as 12 and the side adjacent to angle as 9.
Step 1: Find the hypotenuse. Using the Pythagorean theorem, : The hypotenuse is 15.
Step 2: Calculate .
Step 3: Calculate . The values are and .
: Find the value of and This question appears to refer to the same angle from the second diagram, as no new diagram is provided and is an undefined constant.
Step 1: Use the values of and from . From , we found and .
Step 2: Calculate . Since is an unknown constant, we express the value in terms of :
Step 3: State the value of . The values are and .
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Problem 1: Find (x) and (x) The diagram shows a right-angled triangle with the side opposite angle x as 3 and the side adjacent to angle x as 4.
This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.