Question 16
1. Find the length of A in the upper drawing.
2. Find the area of A in the upper drawing.
Only satisfy the following conditions.
Condition
1. Find the correct answer to the fourth decimal place in millimeters.
2. Do not use parametric functions.
3. All units used in the figures are in millimeters.
4. There is no missing dimension in the drawing.
5. B is orange area.
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