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givi [52]
3 years ago
10

What is the surface area of a triangular pyramid if each face has an area of 30 mm2?

Mathematics
2 answers:
coldgirl [10]3 years ago
7 0
The answer must be 120\quad m{ m }^{ 2 } since the triangular pyramid has 4 faces and each has an area of 30 m{ m }^{ 2 } we should multiply that by 4 , so :

4\cdot 30\quad m{ m }^{ 2 }=\quad 120\quad m{ m }^{ 2 }
bezimeni [28]3 years ago
5 0

Answer:

120 i think

Step-by-step explanation:

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