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[img]2022m10x/ct_ve01204002j_0029_221018[/img]In the figure above,the area of t
[img]2022m10x/ct_ve01204002j_0029_221018[/img]In the figure above,the area of t
游客
2024-01-13
17
管理
问题
In the figure above,the area of the shaded region is
选项
A、
B、
C、
D、
E、
答案
D
解析
First, the diagonal of the square with sides of length 4 is 4
. From this it follows that the area of the shaded region consists of the area of an equilateral triangle with sides 4
minus — the area of a square with sides of length 4. Thus, the area of the shaded region is
.
The correct answer is D.
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