27 January 2020

• 22:1322:13, 27 January 2020 diff hist +415 N 2019 Mock AMC 10B Problems/Problem 4 Created page with "To make use of the A=rs formula, we can put four of the isosceles right triangles together to form a rhombus, with a circle circumscribed into it. The area of the rhombus woul..." current