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Nadya [2.5K]
4 years ago
9

The perimeter of the base of the regular quadrilateral pyramid is P = 30 cm. Find the sum of all edges of this pyramid, if the p

erimeter of a lateral face is 27.5 cm
Mathematics
2 answers:
skad [1K]4 years ago
7 0
The perimeters of two opposite triangular faces includes all 4 slant edges and 2 of 4 base edges. The other two base edges are half the base perimeter, so the total length of all edges is
.. 2*(27.5 cm) +(1/2)*(30 cm) = 70 cm
ololo11 [35]4 years ago
4 0

Answer:

70

Step-by-step explanation:

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