Pls help :( I’m so stuck in this
![Pls help Im so stuck in this class=](https://us-static.z-dn.net/files/d52/9a45dc1998df623fcaa23cce8b679d52.png)
Answer:
Step-by-step explanation:
Three faces are equal triangles with:
The base is a triangle with:
Surface area is sum of areas of 4 faces: