A solid has faces that consist of 1 pentagon, 5 congruent equilateral triangles, and 5 congruent squares. The solid has 11 vertices. How many edges does this solid have?
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A solid has faces that consist of 1 pentagon, 5 congruent equilateral triangles, and 5 congruent squares.
The solid has 11 vertices. 40 edges is the answer. In general solid consist of 1 pentagon, 5 congruent equilateral triangle as well as 5 congruent squares and has 11 vertices so the number of edges of this solid is 20
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