Mathematics, 16.11.2020 16:50 kimmy6973

ABCDA'B'C 'regular triangular pyramid trunk AB = 20 cm A'B' = 8 cm AA '= 10. Pyramid trunk apothem length =? 1-please someone?
2-does someone speak romanian?(not needed to answer)

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ABCDA'B'C 'regular triangular pyramid trunk AB = 20 cm A'B' = 8 cm AA '= 10. Pyramid trunk apothem l...