Find the sum of the lengths of all the edges of a rectangular parallelepiped whose measurements
| September 16, 2021 | education
Find the sum of the lengths of all the edges of a rectangular parallelepiped whose measurements are 12 cm and 16 cm and 21 cm.
Given:
Rectangular parallelepiped
length – 21 cm
width – 12 cm
height – 16 cm
4 ribs each length, width, height.
Find the sum of the lengths of all edges.
Solution:
4 * 21 + 4 * 12 + 4 * 16 = 84 + 48 + 64 = 196 cm
Answer: the sum of the lengths of all the edges of a rectangular parallelepiped is 198 centimeters.
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