Can someone please help me. I'm behind and need to get caught up ☹️ 20 pts

1st one is working with triangles
2nd is working with quadrilaterals

Can someone please help me Im behind and need to get caught up 20 pts 1st one is working with triangles 2nd is working with quadrilaterals class=
Can someone please help me Im behind and need to get caught up 20 pts 1st one is working with triangles 2nd is working with quadrilaterals class=