How much wire will it take to make a cube frame with an edge of seven centimeters?
| August 10, 2021 | education
1. The wire frame of the cube consists of two squares connected by four ribs. In this case, the lengths of all sides of the squares and the edges are equal. Find the total number of edges in the cube:
K = 2 * 4 + 4 = 8 + 4 = 12 (reb.).
2. One edge is equal to 7 cm. Find the required wire length:
L = 7 * K = 7 * 12 = 84 (cm).
Answer: You need 84 cm of wire.
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