B

2000006304

Level: 
B
An inequality is solved graphically as shown in the picture. The solution is marked in red. Choose the corresponding inequality.
\[ \cos{x} > \frac{\sqrt{2}}{2} \] \[ x \in [ 0,2\pi ]\]
\[ \cos{x} > \frac{\sqrt{3}}{2} \] \[ x \in [ 0,2\pi ]\]
\[ \cos{x} \geq \frac{\sqrt{2}}{2} \] \[ x \in [ 0,2\pi ]\]
\[ \cos{x} \geq \frac{\sqrt{3}}{2} \] \[ x \in [ 0,2\pi ]\]

2000006303

Level: 
B
An inequality is solved graphically as shown in the picture. The solution is marked in red. Choose the corresponding inequality.
\[ \cos{x} < \frac{1}{2} \] \[ x \in [ 0,2\pi ]\]
\[ \cos{x} \leq \frac{\sqrt{2}}{2} \] \[ x \in [ 0,2\pi ]\]
\[ \cos{x} < \frac{\sqrt{2}}{2} \] \[ x \in [ 0,2\pi ]\]
\[ \cos{x} \leq \frac{1}{2} \] \[ x \in [ 0,2\pi ]\]

2000006302

Level: 
B
An inequality is solved graphically as shown in the picture. The solution is marked in red. Choose the corresponding inequality.
\[ \sin{x} < \frac{1}{2} \] \[ x \in [ 0,2\pi ]\]
\[ \sin{x} \leq \frac{\sqrt{2}}{2} \] \[ x \in [ 0,2\pi ]\]
\[ \sin{x} < \frac{\sqrt{2}}{2} \] \[ x \in [ 0,2\pi ]\]
\[ \sin{x} \leq \frac{1}{2} \] \[ x \in [ 0,2\pi ]\]

2000006301

Level: 
B
An inequality is solved graphically as shown in the picture. The solution is marked in red. Choose the corresponding inequality.
\[ \sin{x} \geq \frac{\sqrt{3}}{2} \] \[ x \in [ 0,2\pi ]\]
\[ \sin{x} \geq \frac{\sqrt{2}}{2} \] \[ x \in [ 0,2\pi ]\]
\[ \sin{x} > \frac{\sqrt{3}}{2} \] \[ x \in [ 0,2\pi ]\]
\[ \sin{x} > \frac{\sqrt{2}}{2} \] \[ x \in [ 0,2\pi ]\]

2000006006

Level: 
B
The bases of the trapezoid \(KLMN\) are \(12\,\mathrm{cm}\) and \(4\,\mathrm{cm}\) long. The area of the triangle \(KMN\) is \(9\,\mathrm{cm}^2\). What is the area of the trapezoid \(KLMN\)?
\(36\,\mathrm{cm}^2\)
\(72\,\mathrm{cm}^2\)
\(18\,\mathrm{cm}^2\)
\(40\,\mathrm{cm}^2\)