Fashion design - Greece and Romania
The area of the square with the side EF=4 is:
12
16
8
20
If NOP is a right triangle and OP=ON=2, the grey area is:
4
6
2
The orange triangle has the side KL=6. The area is....
[math]A_{equilat}tr=\frac{s^2\sqrt{3}}{4}[/math]
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Informaţie: Fashion design - Greece and Romania