Buy a piece of parallelogram glass with a base of 80 cm and a height of 50 cm. The price of glass per square meter is 23 yuan. How much is the total cost of buying this piece of glass?
买一块平行四边形的玻璃，底为80厘米，高为50厘米，每平方米的玻璃售价为23元，买这块玻璃共需要多少元？
<gadget id="calculator">50 / 10_000</gadget>
<output>1/200 = around 0.005</output>

<gadget id="calculator">80 * (1/200) * 23</gadget>
<output>46/5 = around 9.2</output>

<result>46/5 = around 9.2</result>