Math olympiad problems

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Korean College Entrance Exam Math CSAT 2022: Grouping Function | Q12
Solving a difficult Olympiad problem
Algebra Challenge: Awesome Tricks Easy Solution | USA Math Talent Search
Algebra Challenge: Awesome Tricks Easy Solution | USA Math Talent Search - YouTube
What is the value of this sum?
What is the value of this sum?
#mathematics‬⁩ ⁦‪#satexam‬⁩ ⁦‪#actexam‬⁩ ⁦‪#mathteacher‬⁩ ⁦‪#teachmath 9E6
Can you find the Radius of the Yellow circle? | (Squares) | #math #maths | #geometry
Find the area of the green shaded region.
Find the area of the green shaded region. - YouTube
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2-5-3 Lines - Geometry Problem - What is the area of the square?
The square's two sides were extended, and a diagonal was drawn. This diagonal intersected the square in two places, dividing it into three segments with lengths of 2 cm, 5 cm, and 3 cm. What is the area of the square?