To help with your question, it seems like you're looking for answers to two parts.
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Labeling the sides of the triangle: Unfortunately, I can't see the triangle you're referencing. However, in a triangle, the sides are typically labeled as follows:
- The side opposite angle A is labeled as a.
- The side opposite angle B is labeled as b.
- The side opposite angle C is labeled as c.
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Finding AE given CE = 29 and AC = 20: Based on the information provided, you can employ the Pythagorean theorem if the triangle is a right triangle. In this case, if we consider that:
- AC (20) is one leg of the triangle,
- CE (29) is the other leg,
Then you would use the Pythagorean theorem, which states that \(a^2 + b^2 = c^2\).
In your options:
- The correct equation to find AE would be \(20^2 + AE^2 = 29^2\), which corresponds to the second response you listed:
20² + x² = 29² (20 squared plus x squared is equal to 29 squared)
This equation can be rearranged to find AE (where AE = x). So, that would be the correct equation to use in this scenario.
Please let me know if there is anything else you'd like to clarify or need help with!