Square inscribed in a semicircle.
Level
pending
Given that the circle in the figure has a diameter of 1 m.
What is the area of the red square inscribed in the semi-circle ?
0.2
0.5
0.25
1
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1 solution
The image I am posting here should give you a hint on how to solve this.
Flip the square over to the other semi-circle also.
Then you have the equation: x^2 + (2x)^2 = 1
Solve for x...