(0.4n)(16n) = (0.4)(16)(n)(n) = 6.4n²
Answer: 6.4n²
4 Triangles 1/2(6)6()= 18 18x4= 72
5 squares 3X3=9. 5x9= 45
72+45= 117 sq in
Alright i will! and thanks for the points
You should try this video!
https://youtu.be/xFaoHjZGbu8
and if that doesnt help, this one!
https://youtu.be/Allm58bH_co