Mathematics, 23.07.2019 11:30, al351330
Aregular triangular pyramid has a base and lateral faces that are congruent equilateral triangles. it has a lateral surface area of 81 square feet. what is the surface area of the regular triangular pyramid?
Answers: 1
Mathematics, 01.07.2019 21:30, sunshine0613
Answers: 3
Aregular triangular pyramid has a base and lateral faces that are congruent equilateral triangles. i...
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