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Mathematics
Secondary 5 • April 21, 2025
IMG_4187.jpgHi, I need help to solve this question. I don't know what to do. Could you please help me? Thank you!

Answer (1)

Alloprof Answer
April 22, 2025
Hello, HonourableDragon6239!
If the major axis is ≈ 200 m, 200 ≈ 2b.
The lactus rectum is equal to 2a²/b.
It is also equal to the distance between the foci, so 2√(a²-b²).
With 2a²/b=2√(a²-b²), find a.
Alloprof aide aux devoirs | AlloprofGrâce à ses services d’accompagnement gratuits et stimulants, Alloprof engage les élèves et leurs parents dans la réussite éducative.The long base and height of the trapezoid are equal to the distance between the foci.
The short base can be found with the Pythagorean theorem with a and the angle of 75 degrees.
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