A geometry problem by Jimmy Gao

Geometry Level 2

what is the area of the shade in square ABCD

8.36 4.36 5.36 7.36

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Jimmy Gao by Jimmy Gao , 20, China

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2 solutions

The blue area below = 1 4 ∗ ( 2 2 − π ∗ 1 2 ) =\dfrac{1}{4}*\left({2^2-\pi*1^2}\right) Other area is simple. Yes, the correct answer is 7.36 and not 7.14.

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The author missed to add the blue area that gives the answer of 7.14.

Roman Frago - 6 years, 3 months ago

Thanks. I've edited the options accordingly.

In future, if you spot any errors with a problem, you can “report” it by selecting "report problem" in the menu. This will notify the problem creator who can fix the issues.

Calvin Lin Staff - 5 years, 3 months ago
Roman Frago
Feb 22, 2015

The correct answer should be 7.36.

2 Helpful 0 Interesting 0 Brilliant 0 Confused

Thanks. I've edited the options accordingly.

In future, if you spot any errors with a problem, you can “report” it by selecting "report problem" in the menu. This will notify the problem creator who can fix the issues.

Calvin Lin Staff - 5 years, 3 months ago

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