Mathematics, 20.09.2019 14:30, crtlq
Identify the lateral area and surface area of a regular triangular pyramid with base edge length 14 cm and slant height 15 cm.
i already have the lateral area figured out (315), i don't understand how to get the surface area. xp i always get it wrong.
Answers: 1
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Identify the lateral area and surface area of a regular triangular pyramid with base edge length 14...
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