There are 8 large pillars in the hall of the Workers’ Cultural Palace. The circumference of the base is 0.8 meters and the height is 6.5 meters. If 850 grams of paint are used to paint 1 square meter, how many kilograms of paint are used to paint these pillars?
工人文化宫大厅有8根大立柱，量得它的底面周长是0.8米，高是6.5米，如果油漆1平方米用漆850克，油漆这些柱子共用漆多少千克？
<gadget id="calculator">0.8 * 6.5</gadget>
<output>5.2</output>

<gadget id="calculator">5.2 * 8</gadget>
<output>41.6</output>

<gadget id="calculator">41.6 * 0.85</gadget>
<output>35.36</output>

<result>35.36</result>