6. Aus einem \( s=10 \mathrm{~cm} \) soll durch Falten ein reguläres Tetraeder herge- stellt werden. Berechne Höhe und volumen des Körpers.

What is the value of x?3 4 6 8

The diagram shows a scale drawing of a lacrosse field. The diagram is 5 1/2 inches long and 3 inches wide. If 1 inch represents 20 yards, what is the area of the field?

21) A frame is 15 in by 25 in aud is of uniform widtls. The inside of the frame leaves \( 75 \% \) of the total area available for the picture. What is the width of the frame?

Dar la ecuacuion parametrica y vectorial de la recta \( 2 x+y=5 \). Grafica

Find the volume of the cone above. Select the formula for the volume of a pyramid \( \frac{1}{3} \cdot h \) Areaof Base \( \cdot h \) \( l \cdot w \cdot h \) \( 2 \cdot \pi \cdot r^{2} \cdot h \) Find the volume of the square based pyramid above.